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Correction: Evaluating Mechanisms of Postoperative Delirium and Cognitive Dysfunction Following Elective Spine Surgery in Elderly Patients (CONFESS): Protocol for a Prospective Observational Trial

Jonas Müller, Stephan Nowak, Antje Vogelgesang, Bettina von Sarnowski, Eiko Rathmann, Sein Schmidt, Sebastian Rehberg, Taras Usichenko, Harry Kertscho, Klaus Hahnenkamp, Agnes Flöel, Henry WS Schroeder, Jan-Uwe Müller, Robert Fleischmann

JMIR Res Protoc 2020;9(2):e18469

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Validation of an mHealth App for Depression Screening and Monitoring (Psychologist in a Pocket): Correlational Study and Concurrence Analysis

Roann Munoz Ramos, Paula Glenda Ferrer Cheng, Stephan Michael Jonas

JMIR Mhealth Uhealth 2019;7(9):e12051

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Evaluating Mechanisms of Postoperative Delirium and Cognitive Dysfunction Following Elective Spine Surgery in Elderly Patients (CONFESS): Protocol for a Prospective Observational Trial

Jonas Müller, Stephan Nowak, Antje Vogelgesang, Bettina von Sarnowski, Eiko Rathmann, Sein Schmidt, Sebastian Rehberg, Taras Usichenko, Harry Kertscho, Klaus Hahnenkamp, Agnes Flöel, Henry WS Schroeder, Jan-Uwe Müller, Robert Fleischmann

JMIR Res Protoc 2020;9(2):e15488

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Privacy-Preserving Record Grouping and Consent Management Based on a Public-Private Key Signature Scheme: Theoretical Analysis and Feasibility Study

Stephan Jonas, Simon Siewert, Cord Spreckelsen

J Med Internet Res 2019;21(4):e12300

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Two Fully Automated Web-Based Interventions for Risky Alcohol Use: Randomized Controlled Trial

considerable performances up to d=0.40 (the difference of drinks last week between baseline and 3-month follow-up in the trial of Blankers et al [14] and the difference of alcohol intake in the past 7 days between baseline and 3-month follow-up in the trial of Jonas

Marc-Dennan Tensil, Benjamin Jonas, Evelin Strüber

J Med Internet Res 2013;15(6):e110

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Effects of Treatment Length and Chat-Based Counseling in a Web-Based Intervention for Cannabis Users: Randomized Factorial Trial

Benjamin Jonas, Marc-Dennan Tensil, Peter Tossmann, Evelin Strüber

J Med Internet Res 2018;20(5):e166

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Characteristics, Opportunities, and Challenges of Osteopathy (COCO) in the Perceptions of Osteopaths in Germany, Austria, and Switzerland: Protocol for a Comprehensive Mixed Methods Study

Jan Porthun, Jonas Manschel

JMIR Res Protoc 2019;8(12):e15399

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The Origin and Impact of Ideals in eHealth Research: Experiences From the U-CARE Research Environment

Jonas Sjöström, Louise von Essen, Helena Grönqvist

JMIR Res Protoc 2014;3(2):e28

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Acceptability, Feasibility, and Cost of Telemedicine for Nonacute Headaches: A Randomized Study Comparing Video and Traditional Consultations

Kai Ivar Müller, Karl Bjørnar Alstadhaug, Svein Ivar Bekkelund

J Med Internet Res 2016;18(5):e140

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Independent and Combined Associations of Physical Activity, Sedentary Time, and Activity Intensities With Perceived Stress Among University Students: Internet-Based Cross-Sectional Study

Shu Ling Tan, Malte Jetzke, Vera Vergeld, Carsten Müller

JMIR Public Health Surveill 2020;6(4):e20119

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