Journal of Voice最新文献

{"title":"A Descriptive Study on the Vocal Behaviors in Children With Attention Deficit Hyperactivity Disorder: Vocal Hygiene Knowledge and Phonotraumatic Behaviors.","authors":"Özlem Beşik Topçu, Fatma Esen Aydınlı, Meltem Çiğdem Kirazlı, Merve Öğülmüş Uysal, Cihan Aslan, Halime Tuna Çak Esen, Esra Özcebe","doi":"10.1016/j.jvoice.2025.04.028","DOIUrl":"https://doi.org/10.1016/j.jvoice.2025.04.028","url":null,"abstract":"<p><strong>Aim: </strong>This study aimed to investigate the level of vocal hygiene knowledge and phonotraumatic behaviors in children diagnosed with attention deficit hyperactivity disorder (ADHD).</p><p><strong>Methods: </strong>The study included 25 children with ADHD, aged 8-11 years, and 25 age- and sex-matched typically developing children and their caregivers. All children were considered nondysphonic based on a Pediatric Voice Handicap Index (pVHI) score of <13. The children completed the Vocal Hygiene Knowledge Level Form, which was developed by the authors. Parents completed the Checklist Form, Conners's Parent Rating Scale-Revised Short Form, pVHI, and the Pediatric Phonotrauma Assessment Questions for Parents Form developed by the authors.</p><p><strong>Results: </strong>Children with ADHD had more frequent phonotraumatic behaviors than typically developing children (P = 0.014). There was no significant difference in vocal hygiene knowledge between the two groups (P = 0.162).</p><p><strong>Conclusion: </strong>Although children with ADHD had similar levels of vocal hygiene knowledge compared to typically developing children, they had higher rates of phonotraumatic behaviors. These findings indicate a higher risk of dysphonia in children with ADHD. It is suggested that the results of the present study may increase the awareness of voice professions in developing preventive approaches for vocal health in children with ADHD.</p>","PeriodicalId":49954,"journal":{"name":"Journal of Voice","volume":" ","pages":""},"PeriodicalIF":2.5,"publicationDate":"2025-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144087014","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}

{"title":"The Bound Breath: Transmasculine and Gender Nonconforming Singers' Perceived Effects of Chest Binding on Singing.","authors":"Devin Dolquist, Victoria Vargas, Shayna Isaacs, Andre Chiang","doi":"10.1016/j.jvoice.2025.04.009","DOIUrl":"https://doi.org/10.1016/j.jvoice.2025.04.009","url":null,"abstract":"<p><p>Chest binding is a gender-affirming practice used by many transmasculine and gender nonconforming individuals to achieve the appearance of a flatter chest without surgical intervention. While the potential harmful effects of chest binding are relatively well-established, the effects of chest binding on singing remain under-explored. This survey, the first of its kind, surveys thirty-eight Twin Cities-based singers of varying levels who have worn or currently wear chest binders while singing. Participants reported that binding gave significant mental health benefits while singing, as well as perceptions of physical limitations such as difficulty with inhalation, loss of singing stamina, and decreased voice volume. Despite the physical limitations, participants reported a preference to bind while singing. These findings highlight a need for binding-focused, gender-inclusive singing pedagogy, as well as further research into optimizing compression garments for singing and the physical and perceived effects of binding while singing on a larger population.</p>","PeriodicalId":49954,"journal":{"name":"Journal of Voice","volume":" ","pages":""},"PeriodicalIF":2.5,"publicationDate":"2025-05-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144087018","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}

{"title":"Voice Handicap Index, Vocal Tract Discomfort, and Acoustic and Perceptual Evaluations in Speech-Language Pathologists.","authors":"Sediqe Safaeyan, Younes Amiri-Shavaki, Mohammad Kamali, Masoud Roudbari, Mohammad-Sadegh Jenabi","doi":"10.1016/j.jvoice.2023.04.017","DOIUrl":"https://doi.org/10.1016/j.jvoice.2023.04.017","url":null,"abstract":"<p><strong>Subject: </strong>Speech-language pathologists (SLPs), in line with their professional duties, have to use their voice frequently and preserve it at an optimal level of quality. There is little research on the effect of vocal status on the life of SLPs; therefore, the relationship between voice handicap index (VHI), acoustic, and perceptual parameters of voice among SLPs was determined as the subject of this study.</p><p><strong>Materials and methods: </strong>Sixty-two SLPs with a mean age of 32.9 ± 7.7 years were studied. They were divided into two groups by vocal complaint questionnaire: with (n = 48) and without (n = 14) vocal complaints (WVC and WOVC). Perceptual assessments were VHI-30, vocal tract discomfort (VTD) scale, and Consensus Auditory-Perceptual Evaluation of Voice (CAPE-V). Finally, acoustic analysis was performed for F0, jitter, shimmer, and harmonic-to-noise ratio. A comparison of differences for VHI-30, VTD, CAPE-V, and acoustic measures was made between the two groups, and Spearman's correlation coefficient between acoustic measures, CAPE-V, and VTD with VHI-30 was calculated. The level of significance was set at α = 0.05.</p><p><strong>Results: </strong>Despite the lack of significant differences in acoustic and CAPE-V measures between the WVC and WOVC groups (P > 0.05), there were significantly higher VHI-30 scores (P < 0.001) and frequency (P = 0.01) and severity (P = 0.02) of VTD in the WVC group. A significant positive correlation was observed between VHI-30 with frequency and severity of VTD (P < 0.01), but no significant correlation was found between acoustic measures and CAPE-V measures with VHI-30 (P > 0.05).</p><p><strong>Conclusion: </strong>However, the two groups had considerable differences in VHI-30 scores and VTD. Neither of the participants had \"voice disorder\" based on the cut-off of VHI-30 and the range of acoustic and CAPE-V measures. It may be related to clinical experiences with vocal health. On the other hand, any sensation in the throat may be correlated to voice handicap straightly and should be noticed more by SLPs.</p>","PeriodicalId":49954,"journal":{"name":"Journal of Voice","volume":" ","pages":""},"PeriodicalIF":2.5,"publicationDate":"2025-05-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144081759","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}

{"title":"The Worldwide Prevalence of Voice Disorders Among Schoolteachers: A Systematic Review and Meta-Analysis.","authors":"Kowsar Baghban, Golnoosh Golmohamadi, Faezeh Asadollahpour","doi":"10.1016/j.jvoice.2025.04.018","DOIUrl":"https://doi.org/10.1016/j.jvoice.2025.04.018","url":null,"abstract":"<p><strong>Objective: </strong>This systematic review and meta-analysis aimed to estimate the global prevalence of voice disorders (VDs) among teachers and to identify key demographic, occupational, and environmental risk factors.</p><p><strong>Study design: </strong>A systematic review and meta-analysis.</p><p><strong>Methods: </strong>A comprehensive literature search was conducted across PubMed, Web of Science, Scopus, EMBASE, CENTRAL (Cochrane Central Register of Controlled Trials), and EBSCO-HOST from 1991 to October 2024, in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines. Observational studies reporting the prevalence of VDs among teachers were included. A random-effects meta-analysis was used to estimate pooled prevalence rates, and subgroup analyses explored sources of heterogeneity.</p><p><strong>Results: </strong>A total of 62 studies, comprising 100 684 participants, were included. The pooled point prevalence of VDs among teachers was 37.7% (95% confidence interval [CI]: 29.5%, 46%). Lifetime prevalence reached 63.1% (95% CI: 58.2%, 67.9%), while prevalence across teaching career was 54.3% (95% CI: 40.4%, 68.1%). Subgroup analyses revealed significant variations by continent, sex, years of teaching experience, and class size. Female teachers exhibited a higher prevalence (47.3%) than males (34.1%). Studies using self-assessment methods reported higher prevalence rates than those relying on vocal complaints.</p><p><strong>Conclusion: </strong>VDs are highly prevalent among teachers, with significant variations based on demographic and occupational factors. The findings highlight the urgent need for preventive interventions, including vocal hygiene education, voice training programs, and workplace modifications, to reduce the burden of VDs in this population.</p>","PeriodicalId":49954,"journal":{"name":"Journal of Voice","volume":" ","pages":""},"PeriodicalIF":2.5,"publicationDate":"2025-05-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144003401","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}

{"title":"Automated Analysis of Relative Fundamental Frequency in Continuous Speech: Development and Comparison of Three Processing Pipelines.","authors":"Mark Berardi, Erin Tippit, Yixiang Gao, Guilherme N DeSouza, Maria Dietrich","doi":"10.1016/j.jvoice.2025.04.006","DOIUrl":"https://doi.org/10.1016/j.jvoice.2025.04.006","url":null,"abstract":"<p><strong>Objectives: </strong>Relative fundamental frequency (RFF) estimates laryngeal tension during speech, providing insights into vocal effort. Current methods to derive RFF from continuous speech require manual processing, hindering large-scale studies with ecologically valid speech productions. This research aimed to develop and evaluate three fully automated pipelines for RFF analysis from continuous speech, addressing this limitation.</p><p><strong>Methods: </strong>Three pipelines were compared: two modifications of an existing semiautomated approach [automated relative fundamental frequency (aRFF)-AP] and one novel pipeline replicating manual analysis. The pipelines were tested on speech samples containing vowel-consonant-vowel (VCV) utterances from 82 female participants with and without vocal fatigue complaints in the absence of phonotraumatic vocal fold changes. The pipelines automatically segmented VCVs and measured RFF. Manual measurements of a subset provided reliability and validity benchmarks.</p><p><strong>Results: </strong>All pipelines demonstrated good reliability (r ≥ 0.84) and validity when compared with manual analysis. They required minimal manual correction (<4%) for fricative identification. Notably, the novel aRFF-B pipeline rejected the fewest samples (10%-25%) while maintaining reliability and was able to leverage parallel computing.</p><p><strong>Conclusions: </strong>Three automated pipelines, especially aRFF-B, enabled time-efficient RFF analysis of large continuous speech data sets without manual intervention. This advancement can facilitate large-scale studies using RFF applied to continuous speech, potentially expanding its application in voice research and clinical practice.</p>","PeriodicalId":49954,"journal":{"name":"Journal of Voice","volume":" ","pages":""},"PeriodicalIF":2.5,"publicationDate":"2025-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144028845","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}

{"title":"A Comparison of the Effects of Acute Whole-Body Vibration for Relieving Vocal Fatigue in Young and Older Adults.","authors":"Natalie Y-K Lau, Estella P-M Ma","doi":"10.1016/j.jvoice.2025.03.038","DOIUrl":"https://doi.org/10.1016/j.jvoice.2025.03.038","url":null,"abstract":"<p><strong>Purpose: </strong>Whole-body vibration (WBV) is a novel treatment to alleviate vocal fatigue, but the evidence in older adults is limited. This study applies WBV in young and older adults to explore how age and vibration duration may influence its relaxation effect.</p><p><strong>Methods: </strong>Eighteen older females (mean age 65.56 years) and 18 young females (mean age 22.39 years) with healthy voice participated in karaoke singing to induce vocal fatigue, followed by 15 minutes of WBV. Participants' vocal changes were measured using i) the highest fundamental frequency produced, ii) self-perceived vocal effort, and iii) vocal fatigue level at six timepoints (prevocal loading, postvocal loading, post 5-minute WBV, post 10-minute WBV, post 15-minute WBV, and 15 minutes postWBV completion).</p><p><strong>Results: </strong>A significant main effect of vibration duration (P < 0.001) and an interaction effect (age x vibration duration) (P < 0.05) were found for self-perceived vocal effort and vocal fatigue level. Both groups showed significant fatigue reduction after receiving 5 minutes of WBV, but recovery slowed down for older adults after receiving WBV for 10 minutes. A significant main effect of age (P < 0.001) was found for the highest fundamental frequency.</p><p><strong>Conclusion: </strong>The results support that WBV may be used in both older and younger adults for vocal fatigue relief.</p>","PeriodicalId":49954,"journal":{"name":"Journal of Voice","volume":" ","pages":""},"PeriodicalIF":2.5,"publicationDate":"2025-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144058543","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}

{"title":"Mobile Applications Used for Vocal Health: An Integrative Review.","authors":"Patrícia Brianne da Costa Penha, Amanda Louize Félix Mendes, Aline de Menezes Guedes, Cláudio da Cruz Santos, Lorena Sampaio Duarte, Maria Fabiana Bonfim de Lima-Silva","doi":"10.1016/j.jvoice.2025.02.044","DOIUrl":"https://doi.org/10.1016/j.jvoice.2025.02.044","url":null,"abstract":"<p><p>This article aimed to verify the possible advantages of using mobile applications to promote vocal health and monitor vocal rehabilitation. This integrative review researched five scientific databases, using the descriptors \"voice\" and \"smartphone\" or \"mobile applications\" or \"software\" and \"speech-language.\" The search yielded 570 articles, of which seven were included after careful analysis. The studies reveal that application use can assist in the rehabilitation process and raise patient/user awareness about the importance of voice care. Mobile applications aimed at vocal promotion or monitoring generate advantages for speech-language-hearing pathologists and patients/users, such as easy access and use, strengthening the bond between professionals and patients, and encouraging patients/users to change their vocal behaviors positively.</p>","PeriodicalId":49954,"journal":{"name":"Journal of Voice","volume":" ","pages":""},"PeriodicalIF":2.5,"publicationDate":"2025-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144046913","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}

{"title":"Effect of Core Stabilization Exercises on Acoustic Properties and Performance of Voice.","authors":"Satı Doğanyiğit Yıldız, Anıl Özüdoğru, İsmail Ceylan","doi":"10.1016/j.jvoice.2025.04.017","DOIUrl":"https://doi.org/10.1016/j.jvoice.2025.04.017","url":null,"abstract":"<p><p>Voice production is a complex process requiring coordination of multiple bodily systems, including core muscles, which play a crucial role in breath control and vocal stability. This study aimed to investigate the impact of core stabilization exercises on vocal performance and acoustic properties in individuals undergoing voice training. A total of 27 music students were divided into an experimental group (n = 17) and a control group (n = 10). The experimental group participated in a 10-week core stabilization program under physiotherapist supervision, while the control group did not receive any intervention. Assessments included acoustic voice analysis, vocal performance evaluation, and muscle strength tests conducted before and after the program. Results showed significant improvements in the experimental group compared to the control group in key acoustic parameters (mean pitch, jitter, shimmer, and harmonics), vocal performance (musicality, technique, and breath control), and core muscle strength. Participants reported better vocal control, improved breathing, and greater singing comfort. These findings suggest that core stabilization exercises can enhance vocal performance by improving respiratory control and core muscle strength. Integrating such exercises into vocal training programs may benefit singers and voice professionals. Further studies with larger samples and long-term follow-ups are recommended.</p>","PeriodicalId":49954,"journal":{"name":"Journal of Voice","volume":" ","pages":""},"PeriodicalIF":2.5,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144036855","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}

{"title":"Preliminary Investigation of Four Voice Therapy Concepts in a Single-Subject Design with Four Professional Teachers.","authors":"Elizabeth U Grillo","doi":"10.1016/j.jvoice.2025.04.005","DOIUrl":"https://doi.org/10.1016/j.jvoice.2025.04.005","url":null,"abstract":"<p><strong>Purpose: </strong>The Global Voice Prevention and Therapy Model (GVPTM) with the Estill Voice Model (EVM) involves four concepts: 1) training multiple new voice targets to meet all the vocal demands of the client, 2) using an integrated implicit-explicit instructional approach, 3) switching between voice targets, and 4) facilitating voice practice in a bottom-up speech hierarchy. As a preliminary investigation into the four concepts, the current study compared the GVPTM with EVM to a modified version of the GVPTM (MGVPTM) with EVM that eliminated concepts 1 (only one new resonant voice was trained) and 3 (no switching between voice targets) and kept concepts 2 and 4.</p><p><strong>Methods: </strong>Four professional teachers were randomized into one of two conditions in a single-subject design counterbalanced with alternating treatments and baselines (ie, A₁BA₂CA₃ or A₁CA₂BA₃). In condition 1 (A₁BA₂CA₃), the GVPTM was first followed by MGVPTM. In condition 2 (A₁CA₂BA₃), the MGVPTM was first followed by the GVPTM. Baseline measures included fundamental frequency (f_o), participant self-ratings of overall voice quality, roughness, and strain, the Voice Handicap Index (VHI)-10, Vocal Fatigue Index (VFI), survey questions, and answers to questions via an exit interview.</p><p><strong>Results: </strong>The results indicated significant differences for f_o and self-ratings of overall vocal quality, roughness, and strain from pre to post for the GVPTM and MGVPTM. VHI-10 and VFI factors 1, 2, and 3 yielded no differences from pre to post. Overall, the participants viewed all four concepts in the GVPTM favorably and suggested it was limiting to learn only one new resonant voice with no switching between voice targets in the MGVPTM.</p><p><strong>Conclusions: </strong>Speech-language pathologists may consider using all four concepts in voice therapy sessions represented via targets, ingredients, and mechanisms of action of the Rehabilitation Treatment Specification System.</p>","PeriodicalId":49954,"journal":{"name":"Journal of Voice","volume":" ","pages":""},"PeriodicalIF":2.5,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144023791","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}

{"title":"Unilateral Vocal Fold Paralysis: Does the Paralyzed Vocal Fold Oscillate Slower or Faster Than the Healthy One?","authors":"Dominika Valášková, M Nasser Kotby, Ahmed Refaat, Ahmed Geneid, Jan G Švec","doi":"10.1016/j.jvoice.2025.03.045","DOIUrl":"https://doi.org/10.1016/j.jvoice.2025.03.045","url":null,"abstract":"<p><strong>Objective/hypothesis: </strong>This study aims to analyze the oscillatory behavior of healthy and paralyzed vocal folds in patients with unilateral vocal fold paralysis (UVFP) using laryngeal high-speed videoendoscopy (HSV). We analyzed the left-right oscillatory differences to test the hypotheses that the effective tension of the paralyzed vocal fold is: (h₁) lower, (h₂) higher, or (h₀) similar, when compared with the healthy vocal fold.</p><p><strong>Methods: </strong>Digital kymograms were obtained from sustained phonations of 20 patients (10 females, 10 males) with UVFP. Oscillatory parameters, including phase difference, axis shift, and amplitude difference index, were calculated for all cycles. Statistical tests, including the Shapiro-Wilk normality test, one-sample t test, and Pearson correlation, were performed with significance level α = 0.05, adjusted for multiple comparisons using the Holm method.</p><p><strong>Results: </strong>The vocal folds were entrained to the same oscillatory frequency in 18 cases; in one case, the paralyzed fold oscillated at a lower frequency than the healthy one, and in one case, the healthy vocal fold did not oscillate. Significant phase differences between the entrained oscillations of the paralyzed and healthy fold were found in 16 patients, with the paralyzed fold being delayed in 12 and leading in four cases. The axis shift was toward the leading vocal fold and correlated positively with phase difference (r = 0.88, P < 0.001). Amplitude differences varied, with equal instances of significantly greater amplitudes on the healthy or paralyzed fold (nine cases each). In 11 out of 18 subjects, the left-right phase differences significantly changed with phonatory pitch.</p><p><strong>Conclusion: </strong>The oscillatory behavior of UVFP patients' vocal folds does not follow a uniform pattern, indicating that the paralyzed fold tension can be lower, higher, as well as similar to that of the healthy fold. The effective tension tends to increase more steeply in the paralyzed than in the healthy vocal fold when increasing vocal pitch.</p>","PeriodicalId":49954,"journal":{"name":"Journal of Voice","volume":" ","pages":""},"PeriodicalIF":2.5,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144005993","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}