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Mental Health Burden in Different Professions During the Final Stage of the COVID-19 Lockdown in China: Cross-sectional Survey Study

Junfeng Du, Gwendolyn Mayer, Svenja Hummel, Neele Oetjen, Nadine Gronewold, Ali Zafar, Jobst-Hendrik Schultz

J Med Internet Res 2020;22(12):e24240

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A Novel Just-in-Time Contextual Mobile App Intervention to Reduce Sodium Intake in Hypertension: Protocol and Rationale for a Randomized Controlled Trial (LowSalt4Life Trial)

Michael P Dorsch, Lawrence C An, Scott L Hummel

JMIR Res Protoc 2018;7(12):e11282

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Effects of Mobile Health Including Wearable Activity Trackers to Increase Physical Activity Outcomes Among Healthy Children and Adolescents: Systematic Review

Birgit Böhm, Svenja D Karwiese, Harald Böhm, Renate Oberhoffer

JMIR Mhealth Uhealth 2019;7(4):e8298

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Mental Health Among Medical Professionals During the COVID-19 Pandemic in Eight European Countries: Cross-sectional Survey Study

Svenja Hummel, Neele Oetjen, Junfeng Du, Elisabetta Posenato, Rosa Maria Resende de Almeida, Raquel Losada, Oscar Ribeiro, Vincenza Frisardi, Louise Hopper, Asarnusch Rashid, Habib Nasser, Alexandra König, Gottfried Rudofsky, Steffi Weidt, Ali Zafar, Nadine Gronewold, Gwendolyn Mayer, Jobst-Hendrik Schultz

J Med Internet Res 2021;23(1):e24983

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Shaping an Effective Health Information Website on Rare Diseases Using a Group Decision-Making Tool: Inclusion of the Perspectives of Patients, Their Family Members, and Physicians

Ana Babac, Svenja Litzkendorf, Katharina Schmidt, Frédéric Pauer, Kathrin Damm, Martin Frank, Johann-Matthias Graf von der Schulenburg

Interact J Med Res 2017;6(2):e23

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Rare Diseases on the Internet: An Assessment of the Quality of Online Information

Frédéric Pauer, Svenja Litzkendorf, Jens Göbel, Holger Storf, Jan Zeidler, Johann-Matthias Graf von der Schulenburg

J Med Internet Res 2017;19(1):e23

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Effects of a Novel Contextual Just-In-Time Mobile App Intervention (LowSalt4Life) on Sodium Intake in Adults With Hypertension: Pilot Randomized Controlled Trial

Michael P Dorsch, Maria L Cornellier, Armella D Poggi, Feriha Bilgen, Peiyu Chen, Cindy Wu, Lawrence C An, Scott L Hummel

JMIR Mhealth Uhealth 2020;8(8):e16696

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The Karlsruhe Metabolomics and Nutrition (KarMeN) Study: Protocol and Methods of a Cross-Sectional Study to Characterize the Metabolome of Healthy Men and Women

Achim Bub, Anita Kriebel, Claudia Dörr, Susanne Bandt, Manuela Rist, Alexander Roth, Eva Hummel, Sabine Kulling, Ingrid Hoffmann, Bernhard Watzl

JMIR Res Protoc 2016;5(3):e146

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Metadata Correction: Conceptualization and Implementation of the Central Information Portal on Rare Diseases: Protocol for a Qualitative Study

Svenja Litzkendorf, Tobias Hartz, Jens Göbel, Holger Storf, Frédéric Pauer, Ana Babac, Verena Lührs, Leena Bruckner-Tuderman, Franziska Schauer, Jörg Schmidtke, Lisa Biehl, TOF Wagner, J-Matthias Graf von der Schulenburg, Martin Frank

JMIR Res Protoc 2018;7(9):e11248

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Adopting Quality Criteria for Websites Providing Medical Information About Rare Diseases

Frédéric Pauer, Jens Göbel, Holger Storf, Svenja Litzkendorf, Ana Babac, Martin Frank, Verena Lührs, Franziska Schauer, Jörg Schmidtke, Lisa Biehl, Thomas OF Wagner, Frank Ückert, Johann-Matthias Graf von der Schulenburg, Tobias Hartz

Interact J Med Res 2016;5(3):e24

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