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Klara M. Posfay‐Barbe

Geneva University Hospitals and Faculty of Medicine

53H-index
380Paper Count
1.0WCitation Count
Published Papers 97
Publication Date
From ‘droplet’ to ‘respiratory’ precautions: implementation and adherence monitoring in a Swiss tertiary care center, 2023–2025
err2026-05-29
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errAude Nguyen; Rebecca Grant; Valérie Goldstein; Marlène Fraccaro-Hamoneau; Monique Perez; Véronique Camus; Jonathan Sobel; Klara M. Posfay-Barbe; Yoann Kronneberg; Stephan Harbarth; Marie-Céline Zanella
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Vaccine Immunity Against Pneumococcus in Children With Cochlear Implants
err2026-02-01
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errHominal, Audrey; Gualtieri, Renato; Lemaitre, Barbara; Posfay-Barbe, Klara M.; Cao-Van, Helene; Blanchard-Rohner, Geraldine
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Vaccination coverage, immune responses, and clinical characteristics in children with PFAPA syndrome: a monocentric prospective study
err2025-11-24
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errEmilie Sallansonnet; Renato Gualtieri; Henri Margot; Manel Mejbri; Klara Posfay-Barbe; Geraldine Blanchard-Rohner
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Paediatric bed capacity in Swiss hospitals: a comprehensive analysis
err2025-10-01
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errWurm, Juliane; Berger, Christoph; Bernet, Vera; Fluri, Simon; Gauthey, Magali; Gessler, Peter; Kopp, Matthias, V; Llor, Juan; Muehlethaler, Vincent; Posfay-Barbe, Klara M.; Laube, Guido F.; Lauener, Roger P.; Rogdo, Bjarte; Saurenmann, Rotraud K.; Simonetti, Giacomo D.; Spigariol, Fabian; Tomaske, Maren; Von Vigier, Rodo O.; Zemmouri, Abdelaziz; Zimmermann, Petra; Zimmermann, Urs; Koehler, Henrik; Ritz, Nicole
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The interplay of social and family environments in shaping adolescent health behaviours: a population-based study
err2025-09-23
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PREAI
errRoxane Dumont; Geraldine Blanchard-Rohner; Viviane Richard; Mayssam Nehme; Klara M. Posfay-Barbe; Rémy P. Barbe; Silvia Stringhini; Idris Guessous; Elsa Lorthe
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Socio-demographic correlates of health behaviors of children and adolescents during the COVID-19 pandemic: a cross-sectional study
err2025-08-19
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errViviane Richard; Elsa Lorthe; Roxane Dumont; Andrea Loizeau; Hélène Baysson; María-Eugenia Zaballa; Julien Lamour; Rémy P. Barbe; Klara M. Posfay-Barbe; Idris Guessous; Silvia Stringhini
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Well-Being of Children and Adolescents with and without Special Health Care Needs Following the Lifting of Pandemic-Related Restrictions
err2025-06-01
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errLorthe, Elsa; Dumont, Roxane; Richard, Viviane; Baysson, Helene; Loizeau, Andrea; Blanchard-Rohner, Geraldine; Schrempft, Stephanie; Zaballa, Maria-Eugenia; Garcia-Taroda, Stephanie; Lamour, Julien; Eigenmann, Philippe; Mejbri, Manel; Rock, Nathalie; Ruchonnet-Metrailler, Isabelle; Nehme, Mayssam; Barbe, Remy P.; Posfay-Barbe, Klara M.; Guessous, Idris; Stringhini, Silvia
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Implementation of surgical site infection prophylaxis in children – a cross-sectional prospective study
err2025-05-06
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PREAI
errC. Paganetti; U. Subotic; C. Sanchez; C. Deak; R. Kusche; G. Autorino; M. Mendoza-Sagaon; V.A. Pfeifle; R. Gualtieri; K. Posfay-Barbe; R. Oppenheim; N. Jauquier; M. Lehner; M. Buettcher; J. Männer; A. Beccarelli; K. Meier; J.A. Bielicki; I.N. Bielicki
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Association between SARS-CoV-2 infection and anti-apolipoprotein A-1 antibody in children
err2025-02-26
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errVuilleumier, Nicolas; Pagano, Sabrina; Lorthe, Elsa; Lamour, Julien; Nehme, Mayssam; Juillard, Catherine; Barbe, Remy; Posfay-Barbe, Klara M.; Guessous, Idris; Stringhini, Silvia; SEROCoV-KIDS study grp, Arnaud G.; L'Huillier, Arnaud G.
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Psychosocial factors mediate social inequalities in health-related quality of life among children and adolescents
err2024-10-29
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errRichard, Viviane; Lorthe, Elsa; Dumont, Roxane; Loizeau, Andrea; Baysson, Helene; Schrempft, Stephanie; Zaballa, Maria-Eugenia; Lamour, Julien; Barbe, Remy P.; Posfay-Barbe, Klara M.; Guessous, Idris; Stringhini, Silvia
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Acne-related quality of life and mental health among adolescents: a cross-sectional analysis
err2024-10-19
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errDumont, Shireen; Lorthe, Elsa; Loizeau, Andrea; Richard, Viviane; Nehme, Mayssam; Posfay-Barbe, Klara M.; Barbe, Remy P.; Trellu, Laurence Toutous; Stringhini, Silvia; Guessous, Idris; Dumont, Roxane; SEROCoV KIDS Study Grp, Andrew S.
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Inpatient burden of respiratory syncytial virus (RSV) in Switzerland, 2003 to 2021: an analysis of administrative data
err2024-09-26
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errStucki, Michael; Lenzin, Golda; Agyeman, Philipp K. A.; Posfay-Barbe, Klara M.; Ritz, Nicole; Trueck, Johannes; Fallegger, Angela; Oberle, Susanne G.; Martyn, Oliver; Wieser, Simon
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Amoxicillin vs. placebo to reduce symptoms in children with group A streptococcal pharyngitis: a randomized, multicenter, double-blind, non-inferiority trial
err2024-08-31
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errGualtieri, Renato; Verolet, Charlotte; Mardegan, Chiara; Papis, Sebastien; Loevy, Natasha; Asner, Sandra; Rohr, Marie; Llor, Juan; Heininger, Ulrich; Lacroix, Laurence; Pittet, Laure F.; Posfay-Barbe, Klara M.
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Assessing vaccine-induced immunity against pneumococcus, hepatitis A and B over a 9-year follow-up in pediatric liver transplant recipients: A nationwide retrospective study
err2024-06-01
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errGold, Temisan; Gualtieri, Renato; Posfay-Barbe, Klara; Wildhaber, Barbara E.; Mclin, Valerie; Blanchard-Rohner, Geraldine
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Rituximab-to-vaccine interval on SARS-CoV-2 immunogenicity in children: The potential role of prior natural infection
err2024-05-26
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errGualtieri, Renato; Yerly, Sabine; Garcia-Tarodo, Stephanie; Parvex, Paloma; Rock, Nathalie; Posfay-Barbe, Klara; Didierlaurent, Arnaud M.; Eberhardt, Christiane; Blanchard-Rohner, Geraldine
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Balancing the live virus vaccine scales: Protection vs risk
err2023-11-01
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errPosfay-Barbe, Klara M.; Danziger-Isakov, Lara
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Congenital syphilis in Switzerland: a marker of inequality? A mini-review
err2023-09-14
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errDavid, Antoine; Posfay-Barbe, Klara M.; Aguiar Nogueira, Carina; Toutous Trellu, Laurence
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Evaluation of Pupillometry for CYP2D6 Phenotyping in Children Treated with Tramadol
err2023-08-30
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errRodieux, Frederique; Storelli, Flavia; Curtin, Francois; Manzano, Sergio; Gervaix, Alain; Posfay-Barbe, Klara M.; Desmeules, Jules; Daali, Youssef; Samer, Caroline F.
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The Development of a Chatbot Technology to Disseminate Post-COVID-19 Information: Descriptive Implementation Study
err2023-06-05
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errNehme, Mayssam; Schneider, Franck; Perrin, Anne; Yu, Wing Sum; Schmitt, Simon; Violot, Guillemette; Ducrot, Aurelie; Tissandier, Frederique; Posfay-Barbe, Klara; Guessous, Idris
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Impact of the COVID-19 pandemic on children and adolescents: determinants and association with quality of life and mental health-a cross-sectional study
err2023-02-01
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errRichard, Viviane; Dumont, Roxane; Lorthe, Elsa; Loizeau, Andrea; Baysson, Helene; Zaballa, Maria-Eugenia; Pennacchio, Francesco; Barbe, Remy P.; Posfay-Barbe, Klara; Guessous, Idris; Stringhini, Silvia
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