European Endodontic Journal最新文献

{"title":"Effect of Cooling of Lidocaine with Epinephrine on the Anesthetic Success of Supplementary Intraligamentary Injection after a Failed Primary Inferior Alveolar Nerve Block: A Randomized Controlled Trial.","authors":"Vivek Aggarwal, Mamta Singla, Masoud Saatchi, Alpa Gupta, Mukesh Hasija, Babita Meena","doi":"10.14744/eej.2023.41275","DOIUrl":"10.14744/eej.2023.41275","url":null,"abstract":"<p><strong>Objective: </strong>The purpose of this prospective, randomized clinical trial was to evaluate the effect of cooling a 2% lidocaine solution with 1: 200,000 epinephrine, administered as a supplementary intraligamentary injection to overcome a failed primary inferior alveolar nerve block (IANB).</p><p><strong>Methods: </strong>The study was preceded by a pilot study to evaluate the anesthetic efficacy of plain lidocaine solutions given as intraligamentary injections. In the subsequent randomized clinical trial, one hundred and thirty-eight patients received IANB with 2% lidocaine with 1: 80,000 epinephrine for endodontic man- agement of a mandibular molar with symptomatic irreversible pulpitis. Eighty-eight patients reported pain greater than 54 mm on a visual analog scale (Heft-Parker VAS) were categorized as unsuccessful anesthesia. These patients received either of the following intraligamentary injections: 2% lidocaine with 1: 200,000 epinephrine at room temperature; or 2% lidocaine with 1: 200,000 epinephrine at 4°C. Anes- thetic success was again evaluated after re-initiation of the endodontic treatment. The heart rates of the patients were measured using a finger pulse oximeter. The categorical success rates were statistically analyzed with the Pearson chi-square test at 5% significance levels. The heart rate measurements were analyzed using a t-test.</p><p><strong>Results: </strong>The intraligamentary injections with anesthetic solutions at room temperature presented a suc- cess rate of 59.1%, while the injections with a solution at 4°C gave a success rate of 52.27%. There were no significant differences between the success rates of the groups (χ2=0.41, p=0.52). Regarding the heart rates, there were no differences between the two solutions at baseline (T=1.2, p=0.2) or after injections (T=0.64, p=0.52).</p><p><strong>Conclusion: </strong>Reducing the temperature of 2% lidocaine with 1: 200,000 epinephrine to 4°C does not affect the anesthetic efficacy of supplemental intraligamentary injections, given after a failed primary IANB. (EEJ-2023-03-044).</p>","PeriodicalId":11860,"journal":{"name":"European Endodontic Journal","volume":"8 1","pages":"239-245"},"PeriodicalIF":1.6,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10500213/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49189078","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"European Endodontic Journal - Moving Forward to a New Era.","authors":"Ismail Davut Çapar, Hany Mohamed Aly Ahmed, William Nguyen Ha","doi":"10.14744/eej.2023.94899","DOIUrl":"10.14744/eej.2023.94899","url":null,"abstract":"","PeriodicalId":11860,"journal":{"name":"European Endodontic Journal","volume":"8 1","pages":"VII-VIII"},"PeriodicalIF":1.8,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10500215/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42797121","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"File Breakage in Conventional Versus Contracted Endodontic Cavities.","authors":"Donald K Mauney Iii, Antheunis Versluis, Daranee Tantbirojn, Harry T Cosby, Jeffrey G Phebus","doi":"10.14744/eej.2023.41033","DOIUrl":"10.14744/eej.2023.41033","url":null,"abstract":"<p><strong>Objective: </strong>To compare rotations to failure and tip separation length of a nickel-titanium (Ni-Ti) rotary in- strument within a simulated mesio-buccal canal of a mandibular molar with a conventional or contracted endodontic cavity.</p><p><strong>Methods: </strong>Two identical lithium disilicate #30 crowns were milled. A conventional or contracted endodontic cavity was prepared. A custom glass tube was fabricated with taper and length replicating a mesio-buccal canal, including buccal and lingual curvature, and placed at the mesio-buccal orifice of each crown, held in a silicone mold. Instrumentation was simulated using 30/.04 Ni-Ti rotary files following manufacturer recommended 1.8 Nm torque and 500 RPM (n=20 per access type). Instrumentation was video recorded to determine time (sec- onds) and rotations to failure. The length of broken tips was measured. The experimental data were compared using a t-test (significance level 0.05). Stresses in the instruments were examined using finite element analysis.</p><p><strong>Results: </strong>Number of rotations to failure (mean±standard deviation) was 599±126 for conventional and 465±65 and for contracted access; tip separation lengths (mean±standard deviation) were 3.99±0.29 for conventional and 4.90±1.02 mm for contracted access. Number of rotations to failure and tip separation lengths were signifi- cantly different between the two access openings (p<0.001). Finite element analysis confirmed higher file curva- ture and accompanying higher stress levels with contracted access and the maximum stress further from the tip.</p><p><strong>Conclusion: </strong>Within the limitations of this study, the contracted access caused earlier failure of the Ni-Ti in- strument with longer tip separation lengths than the conventional access due to higher stresses towards the middle section of the instrument. (EEJ-2022-11-143).</p>","PeriodicalId":11860,"journal":{"name":"European Endodontic Journal","volume":"8 1","pages":"262-267"},"PeriodicalIF":1.8,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10500211/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44388605","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluation of Effect of Natural Extract Sodium Gluconate on Smear Layer and Dentine Decalcification Compared with EDTA - An In-vitro Study.","authors":"Hari Raghavendar Karthikeyan, Arasappan Rajakumaran, Mathan Rajan Rajendran, Lakshmi Balaji","doi":"10.14744/eej.2023.93063","DOIUrl":"10.14744/eej.2023.93063","url":null,"abstract":"<p><strong>Objective: </strong>Mechanical instrumentation of the root canal system generates a smear layer on the canal walls which are removed most commonly with the help of chelators such as ethylenediaminetetraacetic acid (EDTA) but can potentially cause severe dentinal erosion. Considerable research has been conducted to find an al- ternative to EDTA which removes the smear layer without causing dentinal erosion. The current study aimed at evaluating the ability of sodium gluconate compared with that of 17% EDTA in smear layer removal along with its effect on dentine decalcification when used as a final irrigant.</p><p><strong>Methods: </strong>Twenty single-rooted mandibular premolars were collected and prepared based on the pre-set criteria. Following preparation, the specimens were exposed to the test solutions as a final irrigant. Then the specimens were subjected to (Scanning electron microscope) SEM analysis at 1000x for evaluating the smear layer and 5000x for evaluating the dentinal erosion, and a Vickers microhardness tester was used for evaluat- ing the reduction in dentine microhardness post-treatment. The values obtained were analysed using SPSS software for a statistically significant difference with Mann-Whitney U test for evaluating of smear layer remov- al and dentinal erosion and using one-way (Analysis of variance) ANOVA test for microhardness evaluation.</p><p><strong>Results: </strong>The smear layer removal capability of sodium gluconate was as effective as EDTA on the contrary so- dium gluconate did not cause any dentinal erosion compared to EDTA with a statistically significant difference (p=0.002 in middle third and p=0.001 in apical third of the canal). Microhardness reduction caused by sodium gluconate was less compared to EDTA, however, no statistically significant difference (p=0.113) was noted.</p><p><strong>Conclusion: </strong>Sodium gluconate, therefore, can produce a balance between smear layer removal and dentinal decalcification and can be considered a potential alternative to EDTA. (EEJ-2023-01-017).</p>","PeriodicalId":11860,"journal":{"name":"European Endodontic Journal","volume":"8 1","pages":"274-279"},"PeriodicalIF":1.8,"publicationDate":"2023-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10500212/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41787339","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Biomechanical Behaviour and life span of a Three-Rooted Maxillary First Premolar with Different Access Cavity Designs: A Finite Element Analysis.","authors":"Nehal Alshazly,&nbsp;Nawar Naguib Nawar,&nbsp;Gianluca Plotino,&nbsp;Shehabeldin Saber","doi":"10.14744/eej.2023.07078","DOIUrl":"https://doi.org/10.14744/eej.2023.07078","url":null,"abstract":"<p><strong>Objective: </strong>The present study aimed to evaluate the influence of different access cavity designs on the biomechanical behaviour of a three-rooted maxillary first premolar using finite element analysis (FEA).</p><p><strong>Methods: </strong>Three experimental FEA models were generated: the intact tooth (IT) model, the traditional access cavity (TAC) model, and the conservative access cavity (CAC) model. In both TAC and CAC models, root canals preparation was simulated as follows: the mesiobuccal and distobuccal canals with a final tip size of 30 and taper of 0.04 and the palatal canal with a final tip size of 35 and taper of 0.04. Cyclic loading of 50 N was simulated on the occlusal surface of the three models. The number of cycles until failure (NCF), the location of failure, stress distribution patterns, maximum von Mises (VM), and maximum principal stress (MPS) were all evaluated and compared.</p><p><strong>Results: </strong>Both types of access cavity preparation caused a reduction in the lifelog of the tooth; when compared to the IT model the TAC model had a lifelog of 94.82% while the CAC model had a lifelog of 95.80%. The maximum VM stresses value was registered on the occlusal surface of the TAC model (7 MPa), while the minimum was on the occlusal surface of the IT (6.2 MPa). MPS analysis showed that the highest stress value was recorded on the occlusal surface of the CAC model (7.71 MPa), while the least was recorded on the occlusal surface of the TAC model (3.77 MPa). Radicular stresses were always of minimal value regardless the model.</p><p><strong>Conclusion: </strong>The relation between the access cavity margins and the functional load points is a deciding factor that influences the biomechanical behaviour and fatigue life of endodontically treated teeth. (EEJ-2023-01-03).</p>","PeriodicalId":11860,"journal":{"name":"European Endodontic Journal","volume":"8 3","pages":"231-236"},"PeriodicalIF":1.8,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/e0/e3/EEJ-8-231.PMC10244916.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9605651","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Outcome of Prescribing Antibiotics for the Management of Patients with Endodontic Infections.","authors":"Masoud Parirokh,&nbsp;Anahita Saffarzadeh,&nbsp;Nouzar Nakhaei,&nbsp;Paul Abbott","doi":"10.14744/eej.2023.39306","DOIUrl":"https://doi.org/10.14744/eej.2023.39306","url":null,"abstract":"<p><strong>Objective: </strong>This study aimed to evaluate the efficacy and duration of antibiotic therapy with different regi- mens of antibiotics for patients presenting with primary and secondary endodontic infections.</p><p><strong>Methods: </strong>In a case series outcome study, all patients needing antibiotics due to endodontic infection were included. In patients with no history of hypersensitivity to penicillin, amoxicillin was used as the first-line antibiotic, followed by adding metronidazole if the symptoms did not show signs of recovery during the first 24 hours after prescribing the medication. If a patient did not respond to the combination of amoxicillin and metronidazole, amoxicillin was substituted with a parental penicillin G procaine. Patients who had sensitivity to penicillin received clindamycin. In cases where drainage was possible, the effect of the procedure on the success rate of antibiotic therapy was evaluated. All patients were asked to continue taking the antibiotic for up to two days following the relief of symptoms. Data were analysed by Chi-square, Fisher exact test, Indepen- dent t-test, and One-way ANOVA.</p><p><strong>Results: </strong>Over a period of 6 years, 97 patients were eligible to be included in this study. In patients with no history of sensitivity to penicillin (95.9% of the patients), 52.7% of patients on amoxicillin and 43% of patients on amoxicillin plus metronidazole overcame the endodontic infections. In addition, drainage significantly increased the success rate of antibiotic therapy when amoxicillin was prescribed (p=0.046). There were no significant differences between the gender, age, type of tooth, need for primary or secondary endodontic treatment, previous history of infection, need for drainage or duration of antibiotic consumption (p>0.05), and the success of antibiotic prescription. However, patients who received a single antibiotic (either amoxi- cillin or clindamycin) had significantly shorter average times for the recovery of symptoms (p<0.05).</p><p><strong>Conclusion: </strong>Amoxicillin helped patients recover from endodontic infection symptoms in more than half of the cases. However, it is necessary to monitor the patients to understand if they should be needed further treatment, such as another antibiotic or drainage. (EEJ-2022-11-138).</p>","PeriodicalId":11860,"journal":{"name":"European Endodontic Journal","volume":"8 3","pages":"194-200"},"PeriodicalIF":1.8,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/61/6d/EEJ-8-194.PMC10244919.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9608391","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluation of Dentine Structure Loss after Separated File Retrieval by Three Different Techniques: An Ex-vivo Study.","authors":"Mohamed Ashraf Abdeen,&nbsp;Gianluca Plotino,&nbsp;Ehab El-Sayed Hassanien,&nbsp;Mohammed Turky","doi":"10.14744/eej.2023.37929","DOIUrl":"https://doi.org/10.14744/eej.2023.37929","url":null,"abstract":"<p><strong>Objective: </strong>To evaluate the success rate of retrieving separated instrument, the root canal volume changes using cone-beam computed tomography and the retrieval time using Ruddle's technique, Terauchi file retrieval kit (TFRK) and Endo Rescue kit.</p><p><strong>Methods: </strong>Sixty human mandibular first molars were selected, and a 4-mm portion of #25/.04 rotary files were separated in the middle third of moderately curved mesio-buccal canals. Teeth were randomly assigned into three groups (n=20): R group, in which separated files were retrieved according to Ruddle's technique; T group, in which separated files were retrieved using TFRK and E group, in which separated files were retrieved using Endo Rescue kit. Values were analyzed using IBM SPSS. Results presented as mean+-standard deviation and 95% confidence interval for the root canal volume and time and frequency (%) for success rate. Comparisons of differences in time, canal volume and success rate between groups were assessed.</p><p><strong>Results: </strong>Retrieval was successful in R and T groups (70% and 80% respectively) without any significant difference between them (p=0.715), while E group hadn't any successful samples (0.0%) with significant difference compared to R and T groups (p<0.001, p<0.001). E group showed the highest increase in canal volume followed by R group, while T group exhibited the lowest increase in canal volume. There was no significant difference in the mean retrieval time between R and T groups (p=0.815).</p><p><strong>Conclusion: </strong>TFRK provides a more conservative way for retrieval of separated instrument from the middle third of moderately curved canals. (EEJ-2023-01-01).</p>","PeriodicalId":11860,"journal":{"name":"European Endodontic Journal","volume":"8 3","pages":"225-230"},"PeriodicalIF":1.8,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/3c/ec/EEJ-8-225.PMC10244914.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9611354","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Dynamic Cyclic Fatigue Resistance of Heat-treated Nickel Titanium Instruments in Reciprocating Motion.","authors":"Thaís Kauana Magalhães Sobral,&nbsp;Lucila Piasecki,&nbsp;Flávia Sens Fagundes Tomazinho,&nbsp;Alison Luís Kirchhoff,&nbsp;Marilisa Carneiro Leão Gabardo,&nbsp;Natanael Henrique Ribeiro Mattos,&nbsp;Flares Baratto Filho,&nbsp;Luiz Fernando Fariniuk","doi":"10.14744/eej.2023.73792","DOIUrl":"https://doi.org/10.14744/eej.2023.73792","url":null,"abstract":"<p><strong>Objective: </strong>To compare the fatigue resistance of different heat-treated reciprocating instruments tested in a dynamic cyclic fatigue model.</p><p><strong>Methods: </strong>Forty-eight new instruments were inspected under magnification and selected for this study, and then divided as follows (n=12): X1 Blue (MK Life, Porto Alegre, RS, Brazil), Pro-R (MK Life), Reciproc (VDW, Munich, Germany), and Reciproc Blue (VDW). Artificial canals presenting a curvature of 60° angle and 5 mm radius were milled in zirconia. The block containing the artificial canals was mounted in a container filled with water kept at 37°C. A specially designed device was used to perform controlled axial movements while the instruments were activated inside the canals. Time to failure was recorded in seconds, and fragment lengths were measured (mm). Data were analyzed statistically with the significance level set at 5% (One-Way ANOVA and Tukey test).</p><p><strong>Results: </strong>Pro-R and Reciproc Blue instruments presented the highest fatigue resistance, being significantly different from the other tested files (p<0.05). Reciproc presented intermediate results, significantly different X1 Blue (p<0.05). The fractographic analysis showed typical features of cyclic fatigue for all instruments.</p><p><strong>Conclusion: </strong>Pro-R and Reciproc Blue instruments are more resistant to dynamic cyclic fatigue than the Reciproc and X1 Blue. (EEJ-2022-10-124).</p>","PeriodicalId":11860,"journal":{"name":"European Endodontic Journal","volume":"8 3","pages":"201-206"},"PeriodicalIF":1.8,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/d5/99/EEJ-8-201.PMC10244920.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9611350","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Effect of Polydopamine on Bonding Characteristics of Mineral Trioxide Aggregate to Resin Composite.","authors":"Arumugam Keerthivasan,&nbsp;Kothandaraman Rajkumar,&nbsp;Sampath Vidhya,&nbsp;Sekar Mahalaxmi","doi":"10.14744/eej.2023.73745","DOIUrl":"https://doi.org/10.14744/eej.2023.73745","url":null,"abstract":"<p><strong>Objective: </strong>The success of vital pulp therapy is crucial to preserve the integrity of the teeth and to enable an uninterrupted root formation in a young permanent tooth. This warrants placement of an intact permanent seal immediately in contact with the pulp capping material. Mineral trioxide aggregate (MTA) sets by hydration and deters placement of an immediate permanent resin composite restoration over it. The aim of this in vitro study is to evaluate the wettability, surface morphology and shear bond strength (SBS) of polydopamine (PDA)-pretreated MTA to resin composite (RC).</p><p><strong>Methods: </strong>The contact angle (CA) and morphological changes caused by self-etch (SE) adhesive on untreated and PDA-pretreated MTA was analyzed using contact angle meter and scanning electron microscope (SEM) respectively. To evaluate SBS, 144 MTA samples were prepared using a custom-made mold of 5 mm diameter and 3 mm height. The samples were randomly divided into two groups of 72 samples each based on whether their surface was pretreated with PDA or not. Under each group, nano-hybrid RC restoration was done either immediately or after a delay of 3 h, 24 h and 96 h. SBS of the MTA/resin composite assembly was tested in a universal testing machine. CA values were analyzed using One-way analysis of variance and Games-Howell Post Hoc test. Mann-Whitney test and Friedman post-hoc Dunn test were used to analyze SBS values.</p><p><strong>Results: </strong>SE adhesive made a significantly lesser mean CA with PDA-pretreated MTA (27.20°+-2.28) compared to untreated MTA (34.22°+-1.45, p<0.05). SEM micrographs showed that while etching with SE primer eroded the surface characteristics, PDA coating minimized the erosive effect of the acidic primer and preserved the original crystalline plate-like structure of MTA. At all tested time intervals, PDA pretreatment significantly increased the SBS of MTA to RC, compared to untreated control. Immediate bond strength of PDA pretreated MTA (26.30+-7.60 MPa) was equivalent to the SBS value achieved at 96 h with untreated MTA (27.82+-2.96 MPa).</p><p><strong>Conclusion: </strong>Within the limitations of this in vitro study, it can be concluded that PDA pretreatment of MTA surface improved its wettability, prevented loss of surface integrity following etching and increased the SBS of RC to MTA. (EEJ-2022-11-144).</p>","PeriodicalId":11860,"journal":{"name":"European Endodontic Journal","volume":"8 3","pages":"207-214"},"PeriodicalIF":1.8,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/f3/a5/EEJ-8-207.PMC10244921.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9611349","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Endodontic Advances and Evidence-based Clinical Guidelines.","authors":"Edgar Schäfer","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":11860,"journal":{"name":"European Endodontic Journal","volume":"8 3","pages":"237-238"},"PeriodicalIF":1.8,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/22/30/EEJ-8-237.PMC10244913.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9611351","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}