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Comparison of polishing methods for monolithic all-ceramic crowns after occlusal adjustment: Appropriate use of new polishing materials. 整体式全瓷冠咬合调整后抛光方法的比较：适当使用新型抛光材料。
IF 1.8 4区 医学
Dental materials journal Pub Date : 2026-09-25 Epub Date: 2026-08-08 DOI: 10.4012/dmj.2026-009
Syuntaro Nomoto, Ryuichi Hisanaga, Kousuke Shimura, Mizuho Hirano, Shota Kuroda, Hideshi Sekine
{"title":"Comparison of polishing methods for monolithic all-ceramic crowns after occlusal adjustment: Appropriate use of new polishing materials.","authors":"Syuntaro Nomoto, Ryuichi Hisanaga, Kousuke Shimura, Mizuho Hirano, Shota Kuroda, Hideshi Sekine","doi":"10.4012/dmj.2026-009","DOIUrl":"10.4012/dmj.2026-009","url":null,"abstract":"<p><p>This study examined the effectiveness of two newly released grinding materials in Japan on two types of zirconia with different yttria contents. Rotary cutting tools may be used for occlusal adjustment of single zirconia crowns. Grinding and polishing are then required. Simplified zirconia crowns with 3Y and 5Y yttria contents were manufactured and used as samples. After occlusal adjustment, the surface roughness and gloss of samples were measured at each stage using grinding and polishing materials. No significant differences were observed in surface roughness between 3Y and 5Y zirconia. The use of newly released grinding materials was effective for the surface treatment of zirconia. However, the surface roughness required to omit compound grinding was not achieved. Additionally, omitting either of the two grinding material processes increased variability in surface roughness after final grinding. Compound grinding is strongly recommended after occlusal adjustment of monolithic all-ceramic crowns following their installation.</p>","PeriodicalId":11065,"journal":{"name":"Dental materials journal","volume":" ","pages":"543-548"},"PeriodicalIF":1.8,"publicationDate":"2026-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148700942","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cetylpyridinium chloride-montmorillonite-based antimicrobial denture adhesive. 十六烷基氯代吡啶-蒙脱石基抗菌义齿胶粘剂。
IF 1.8 4区 医学
Dental materials journal Pub Date : 2026-09-25 Epub Date: 2026-08-26 DOI: 10.4012/dmj.2026-051
Yasuhiko Abe, Kumiko Yoshihara, Ami Yoshioka, Kiichi Nakamori, Junko Sato, Hiroaki Okamoto, Shohei Kuramitsu, Hiroshi Murata
{"title":"Cetylpyridinium chloride-montmorillonite-based antimicrobial denture adhesive.","authors":"Yasuhiko Abe, Kumiko Yoshihara, Ami Yoshioka, Kiichi Nakamori, Junko Sato, Hiroaki Okamoto, Shohei Kuramitsu, Hiroshi Murata","doi":"10.4012/dmj.2026-051","DOIUrl":"10.4012/dmj.2026-051","url":null,"abstract":"<p><p>This study evaluates the antimicrobial properties, cetylpyridinium chloride (CPC)-release behavior, and performance of a denture adhesive incorporating 0.1 wt% CPC-montmorillonite (Mont). CPC release is quantified using high‑performance liquid chromatography through time-dependent and accelerated elution tests. Antimicrobial activity against Candida albicans, Streptococcus mutans, and Staphylococcus aureus is evaluated under non-swelling and tenfold-diluted swelling conditions. Suitability as an antimicrobial denture adhesive is assessed following the Japanese Industrial Standard (JIS) T 6525‑1:2025. Accelerated elution produces significantly greater CPC release than time-dependent elution. Antimicrobial activity (R>2) is observed against all microorganisms under both conditions. The pH, washability, and adhesion performance meet the standards at both the initial and 3-month time points. Microbial contamination remains below 10 CFU/g. The CPC-Mont adhesive exhibits controlled CPC release, sustained antimicrobial activity, acceptable physical performance, and standard compliance, indicating its potential as an effective antimicrobial denture adhesive.</p>","PeriodicalId":11065,"journal":{"name":"Dental materials journal","volume":" ","pages":"613-621"},"PeriodicalIF":1.8,"publicationDate":"2026-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148826009","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development and characterization of a novel cassava-based impression material: A comparative study with alginate. 一种新型木薯基压印材料的研制与表征：与海藻酸盐的比较研究。
IF 1.8 4区 医学
Dental materials journal Pub Date : 2026-09-25 Epub Date: 2026-09-01 DOI: 10.4012/dmj.2026-049
Aisha Kiran, Kahkashan Perveen, Syed Junaid Mahmood, Asher Fawwad, Muneeb Ahmed Lone, Muhammad Khawaja Hammad Uddin, Muhammad Sohail Zafar
{"title":"Development and characterization of a novel cassava-based impression material: A comparative study with alginate.","authors":"Aisha Kiran, Kahkashan Perveen, Syed Junaid Mahmood, Asher Fawwad, Muneeb Ahmed Lone, Muhammad Khawaja Hammad Uddin, Muhammad Sohail Zafar","doi":"10.4012/dmj.2026-049","DOIUrl":"10.4012/dmj.2026-049","url":null,"abstract":"<p><p>This study aimed to develop a novel cassava starch (CS)-based impression material and evaluate its physicochemical properties in comparison with conventional alginate. CS impression material was developed by combining CS with fillers and setting modifiers. Novel impression material was characterized using Fourier transform infrared spectroscopy and moisture content determination. Five water-powder (W/P) ratios (0.52, 0.60, 0.64, 0.68, 0.72) were assessed; W/P 0.64 was optimal, yielding the shortest setting time (9.33±0.51 min) with Rate 1 surface reproducibility. At this ratio, viscosity, tear strength, dimensional stability, elastic recovery, and compressive strength were compared with alginate (Tropicalgin, Zhermack, Italy; n=6). CS material demonstrated superior compressive strength (0.71 vs. 0.43 MPa, p=0.006), lower viscosity (2.20×10<sup>3</sup> vs. 7.73×10<sup>3</sup> cP, p<0.001), and markedly less dimensional change at 60 min (1.01 vs. 7.50 mm, p<0.001). Alginate exhibited significantly better elastic recovery (94.33% vs. 51.67%, p<0.001). Independent t-tests were applied (p<0.05).</p>","PeriodicalId":11065,"journal":{"name":"Dental materials journal","volume":" ","pages":"668-676"},"PeriodicalIF":1.8,"publicationDate":"2026-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148879341","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparative analysis of tissue specific efficacy of xenogeneic collagen membranes in a guided bone regeneration model. 异种胶原膜在引导骨再生模型中组织特异性疗效的比较分析。
IF 1.8 4区 医学
Dental materials journal Pub Date : 2026-09-25 Epub Date: 2026-09-11 DOI: 10.4012/dmj.2026-046
Yanqi Chen, Antian Xu, Siyuan Wang, Xiaoyu Chen, Yangbo Xu, Fuming He
{"title":"Comparative analysis of tissue specific efficacy of xenogeneic collagen membranes in a guided bone regeneration model.","authors":"Yanqi Chen, Antian Xu, Siyuan Wang, Xiaoyu Chen, Yangbo Xu, Fuming He","doi":"10.4012/dmj.2026-046","DOIUrl":"10.4012/dmj.2026-046","url":null,"abstract":"<p><p>Naturally derived collagen membranes are widely applied in guided bone regeneration (GBR), whereas the implications of different tissue sources remain poorly understood. This study compared bovine pericardium (BP), bovine dermis (BD) and porcine dermis (PD, positive control) collagen membranes in a rat cranial defect model. Results showed that the BP membrane presented the highest type I collagen purity and stable partial degradation over 16 weeks, with superior membrane-adjacent bone formation (20.57-32.02%) and soft tissue healing comparable to the PD membrane. Total bone formation (BV/TV) was comparable across all three groups at 8 and 12 weeks. Despite robust vascularity, the BD membrane induced severe foreign body reactions, limiting tissue integration and local bone formation (<16.87%). Exuberant vascularization may not contribute to tissue regeneration function. Collectively, the BP membrane demonstrated optimal degradation behavior and favorable tissue regeneration performance, supporting its potential as a preferable candidate for GBR applications.</p>","PeriodicalId":11065,"journal":{"name":"Dental materials journal","volume":" ","pages":"600-612"},"PeriodicalIF":1.8,"publicationDate":"2026-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148963198","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of the color-matching of universal-shade resin composites to human extracted enamel. 通用色树脂复合材料与人体提取牙釉质的配色性评价。
IF 1.8 4区 医学
Dental materials journal Pub Date : 2026-09-25 Epub Date: 2026-09-01 DOI: 10.4012/dmj.2026-085
Yuki Murase, Hanemi Tsuruta, Masaomi Ikeda, Masato Hotta, Toru Nikaido, Richard M Foxton, Katsushi Okuyama
{"title":"Evaluation of the color-matching of universal-shade resin composites to human extracted enamel.","authors":"Yuki Murase, Hanemi Tsuruta, Masaomi Ikeda, Masato Hotta, Toru Nikaido, Richard M Foxton, Katsushi Okuyama","doi":"10.4012/dmj.2026-085","DOIUrl":"10.4012/dmj.2026-085","url":null,"abstract":"<p><p>The restoration of esthetics in dental treatment is essential for patient satisfaction, and accurate color reproduction is critical. Universal-shade resin composites, which eliminate the need for shade selection, have attracted attention; however, their color-matching ability to natural enamel remains unclear. This study evaluated the color-matching of universal-shade resin composites to human enamel compared with conventional A2-shade resin composites and investigated the direction of hue changes. Universal-shade resin composites and conventional A2-shade resin composites were placed on flattened human enamel surfaces with glycerin, and color changes were measured. No significant differences in L* values were observed among groups. The a* values significantly decreased in the OMNICHROMA Flow and DP-022 M flow groups, while b* values decreased in all groups except Clearfil Majesty ES Flow (A2). These findings suggest that the color-matching performance of universal-shade resin composites varies depending on the material.</p>","PeriodicalId":11065,"journal":{"name":"Dental materials journal","volume":" ","pages":"579-584"},"PeriodicalIF":1.8,"publicationDate":"2026-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148879315","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Measurement of polymerization shrinkage in dental composite resins using a multicolor confocal displacement laser. 用多色共聚焦激光测量牙科复合树脂的聚合收缩。
IF 1.8 4区 医学
Dental materials journal Pub Date : 2026-09-25 Epub Date: 2026-09-11 DOI: 10.4012/dmj.2026-030
Daisuke Miura, Yoshiki Ishida, Akikazu Shinya
{"title":"Measurement of polymerization shrinkage in dental composite resins using a multicolor confocal displacement laser.","authors":"Daisuke Miura, Yoshiki Ishida, Akikazu Shinya","doi":"10.4012/dmj.2026-030","DOIUrl":"10.4012/dmj.2026-030","url":null,"abstract":"<p><p>This study aimed to clarify polymerization shrinkage behavior of composite resins (CRs), widely used in clinical dentistry. Shrinkage of 18 CRs (6 paste, 5 flowable, 7 bulk) was measured using a multicolor confocal displacement laser with high precision. The final shrinkage rates and the amounts observed when shrinkage speed became constant were similar among all samples. No differences were found after CR shrinkage reached a constant level. Comparison among groups showed little difference between paste and flowable types (p>0.05), whereas bulk types showed significant differences (p<0.05). Beautifil 2 Ls (Shofu, Kyoto, Japan) exhibited the smallest values in all measurements, likely due to ML-01 as the base monomer. In addition, composites containing glass fibers showed characteristic shrinkage behavior, suggesting that fiber architecture may influence polymerization shrinkage behavior. These findings indicate that both monomer composition and fiber reinforcement may affect polymerization shrinkage behavior in CRs.</p>","PeriodicalId":11065,"journal":{"name":"Dental materials journal","volume":" ","pages":"639-647"},"PeriodicalIF":1.8,"publicationDate":"2026-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148963359","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Inhibitory effects of surface pre-reacted glass-ionomer eluate on Candida albicans and commensal oral streptococci dual-species biofilm. 表面预反应玻璃离聚物洗脱液对白色念珠菌和共生口腔链球菌双种生物膜的抑制作用。
IF 1.8 4区 医学
Dental materials journal Pub Date : 2026-09-25 Epub Date: 2026-08-26 DOI: 10.4012/dmj.2026-127
Kei Fujishima, Tomohiro Hoshika, Akari Watanabe, Yusuke Oku, Yasusei Kudo, Yoshihiro Nishitani, Naofumi Tamaki
{"title":"Inhibitory effects of surface pre-reacted glass-ionomer eluate on Candida albicans and commensal oral streptococci dual-species biofilm.","authors":"Kei Fujishima, Tomohiro Hoshika, Akari Watanabe, Yusuke Oku, Yasusei Kudo, Yoshihiro Nishitani, Naofumi Tamaki","doi":"10.4012/dmj.2026-127","DOIUrl":"10.4012/dmj.2026-127","url":null,"abstract":"<p><p>Surface pre-reacted glass-ionomer (S-PRG) fillers, a bioactive material, possess various biological functions. Various studies have investigated the bioactive effects of S-PRG fillers; however, their effects on biofilms formed by multiple microorganisms remain unclear. Recently, several cases of rampant caries onset and severe caries in childhood caused by coinfections with cariogenic bacteria and commensal oral fungi have been reported. This study evaluated the effects of S-PRG eluate on complex biofilms involved in the onset of rampant and severe caries. The amounts of biofilm formed by co-culturing cariogenic bacteria and fungus was suppressed in a concentration-dependent manner by the S-PRG eluate. Furthermore, intracellular oxidative stress increased in proportion to the S-PRG eluate. The results of this study suggest that oxidative stress generated by S-PRG eluate suppresses the formation of complex microbial biofilms.</p>","PeriodicalId":11065,"journal":{"name":"Dental materials journal","volume":" ","pages":"633-638"},"PeriodicalIF":1.8,"publicationDate":"2026-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148825987","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Spheroid construction using iPS cell-derived mesenchymal stem and endothelial cells. 利用iPS细胞衍生的间充质干细胞和内皮细胞构建球形细胞。
IF 1.8 4区 医学
Dental materials journal Pub Date : 2026-07-25 Epub Date: 2026-06-13 DOI: 10.4012/dmj.2025-268
Junyi Wang, Yufan Wu, Kengo Iwasaki, Yoshiya Hashimoto
{"title":"Spheroid construction using iPS cell-derived mesenchymal stem and endothelial cells.","authors":"Junyi Wang, Yufan Wu, Kengo Iwasaki, Yoshiya Hashimoto","doi":"10.4012/dmj.2025-268","DOIUrl":"10.4012/dmj.2025-268","url":null,"abstract":"<p><p>Induced pluripotent stem cells (iPSCs) are a promising source for regenerative medicine due to their multilineage differentiation ability. We established a feeder-free xeno-reduced workflow to merge iPSC-derived mesenchymal stem cells (MSCs) and endothelial cells (ECs) into uniform hybrid spheroids for bone repair. iPSCs were differentiated into MSCs (CD73<sup>+</sup>/CD90<sup>+</sup>/CD105<sup>+</sup>; osteogenic, adipogenic, and chondrogenic) and ECs using a defined kit with brief fetal bovine serum exposure, yielding CD31<sup>+</sup> cells that formed tube-like networks on the Matrigel. MSCs and ECs (5:1) were seeded in low-adhesion MicoCell<sup>®</sup> microwells, self-assembled within 4 h into hundreds of compact size-controlled spheroids, and maintained for 72 h under serum-free conditions. After clear unobstructed brain/body imaging cocktails and computational analysis (CUBIC) clearing and confocal immunofluorescence, CD90 and CD31 signals showed a distinct spatial organization within the three-dimensional structures, indicating the coexistence of both lineages. Notably, lumen formation was not observed at this stage. Overall, our feeder-free single-source system provides a reproducible platform for subsequent vascular maturation studies.</p>","PeriodicalId":11065,"journal":{"name":"Dental materials journal","volume":" ","pages":"430-436"},"PeriodicalIF":1.8,"publicationDate":"2026-07-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148249561","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Elastin-like polypeptide induced biomimetic mineralization for dentin hypersensitivity. 弹性蛋白样多肽诱导牙本质过敏的仿生矿化。
IF 1.8 4区 医学
Dental materials journal Pub Date : 2026-07-25 Epub Date: 2026-06-04 DOI: 10.4012/dmj.2025-302
Lijun Wei, Yingdan Pan, Wei Bi, Qinglian Wang, Ruolin Cai
{"title":"Elastin-like polypeptide induced biomimetic mineralization for dentin hypersensitivity.","authors":"Lijun Wei, Yingdan Pan, Wei Bi, Qinglian Wang, Ruolin Cai","doi":"10.4012/dmj.2025-302","DOIUrl":"10.4012/dmj.2025-302","url":null,"abstract":"<p><p>Dental hypersensitivity, a prevalent oral health issue, is closely associated with the exposure of dentinal tubules. Biomimetic mineralization has emerged as a promising approach to occlude these tubules and mitigate sensitivity. This study explores the potential of elastin-like polypeptide (ELP), a synthetic polypeptide, in dentinal tubule occlusion and its efficacy in reducing dental hypersensitivity. Building on previous findings that ELP can promote enamel regeneration, we extended its application to dentin repair. The structure of ELP was verified by time-of-flight mass spectrometry (TOF-MS). ELP-treated dentin was remineralized, and tubule occlusion was assessed over 7 days using scanning electron microscopy (SEM). The new layer was further analyzed by focused ion beam-transmission electron microscopy (FIB-TEM).Our in vitro results demonstrate that ELP effectively facilitates the occlusion of dentinal tubules, showcasing its robust biomimetic mineralization capacity. This study provides a new and promising avenue for addressing dental hypersensitivity.</p>","PeriodicalId":11065,"journal":{"name":"Dental materials journal","volume":" ","pages":"396-404"},"PeriodicalIF":1.8,"publicationDate":"2026-07-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148155756","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Influence of surface modification protocols on the bond strength of universal adhesives to amalgam-affected dentin. 表面改性对通用胶粘剂与汞齐牙本质结合强度的影响。
IF 1.8 4区 医学
Dental materials journal Pub Date : 2026-07-25 Epub Date: 2026-07-11 DOI: 10.4012/dmj.2025-344
Cem Peskersoy, Hilal Bucekler, Murat Turkun
{"title":"Influence of surface modification protocols on the bond strength of universal adhesives to amalgam-affected dentin.","authors":"Cem Peskersoy, Hilal Bucekler, Murat Turkun","doi":"10.4012/dmj.2025-344","DOIUrl":"10.4012/dmj.2025-344","url":null,"abstract":"<p><p>The aim of this study was to investigate the bond strength of resin composites to the dentin surface after the removal of amalgam restorations. The dentin surfaces of amalgam-removed molars were subjected to different surface treatments (n=45). Following ortho-phosphoric acid, sandblasting, and Er:YAG laser the samples were divided into 3 subgroups, and samples were formed using different universal adhesives (Solare Universal Bond, Gluma Bond Universal, Scotchbond Universal Plus) and nanohybrid composites (G-aenial A'CHORD, Charisma Topaz, Filtek Z550). The microshear bond strength (µSBS) was measured in each group, and the data were statistically analysed via one-way analysis of variance (ANOVA) and Tukey's post-hoc test. The 3M subgroup (39.91 MPa) had the highest bond strength on the laser-treated dentin surfaces, whereas the lowest value was measured in the Kulzer subgroup (3.61 MPa) on the sandblasted dentin surfaces. Composite resin adhesion to amalgam-contaminated dentin surfaces with surface modifications, especially laser treatment, yielded successful results.</p>","PeriodicalId":11065,"journal":{"name":"Dental materials journal","volume":" ","pages":"520-529"},"PeriodicalIF":1.8,"publicationDate":"2026-07-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148430058","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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