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Designing eHealth that Matters via a Multidisciplinary Requirements Development Approach

Lex Van Velsen, Jobke Wentzel, Julia EWC Van Gemert-Pijnen

JMIR Res Protoc 2013;2(1):e21

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Embodied Conversational Agent Appearance for Health Assessment of Older Adults: Explorative Study

Silke ter Stal, Marijke Broekhuis, Lex van Velsen, Hermie Hermens, Monique Tabak

JMIR Hum Factors 2020;7(3):e19987

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Exploring Determinants of Patient Adherence to a Portal-Supported Oncology Rehabilitation Program: Interview and Data Log Analyses

Hendrik P Buimer, Monique Tabak, Lex van Velsen, Thea van der Geest, Hermie Hermens

JMIR Rehabil Assist Technol 2017;4(2):e12

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Using Risk Group Profiles as a Lightweight Qualitative Approach for Intervention Development: An Example of Prevention of Tick Bites and Lyme Disease

Desiree Beaujean, Lex van Velsen, Julia EWC van Gemert - Pijnen, Angelique Maat, Jim E van Steenbergen, Rik Crutzen

JMIR Res Protoc 2013;2(2):e45

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Tailoring Persuasive Electronic Health Strategies for Older Adults on the Basis of Personal Motivation: Web-Based Survey Study

Lex van Velsen, Marijke Broekhuis, Stephanie Jansen-Kosterink, Harm op den Akker

J Med Internet Res 2019;21(9):e11759

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Use and Effect of Web-Based Embodied Conversational Agents for Improving Eating Behavior and Decreasing Loneliness Among Community-Dwelling Older Adults: Protocol for a Randomized Controlled Trial

Lean L Kramer, Bob C Mulder, Lex van Velsen, Emely de Vet

JMIR Res Protoc 2021;10(1):e22186

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Should Health Organizations Use Web 2.0 Media in Times of an Infectious Disease Crisis? An In-depth Qualitative Study of Citizens’ Information Behavior During an EHEC Outbreak

Lex van Velsen, Julia E.W.C. van Gemert-Pijnen, Desirée J.M.A. Beaujean, Jobke Wentzel, Jim E. van Steenbergen

J Med Internet Res 2012;14(6):e181

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Understanding the Acceptance of an eHealth Technology in the Early Stages of Development: An End-User Walkthrough Approach and Two Case Studies

Lex van Velsen, Mirka Evers, Cristian-Dan Bara, Harm Op den Akker, Simone Boerema, Hermie Hermens

JMIR Form Res 2018;2(1):e10474

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Identifying the Value of an eHealth Intervention Aimed at Cognitive Impairments: Observational Study in Different Contexts and Service Models

Monika Jurkeviciute, Lex van Velsen, Henrik Eriksson, Svante Lifvergren, Pietro Davide Trimarchi, Ulla Andin, Johan Svensson

J Med Internet Res 2020;22(10):e17720

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Developing Embodied Conversational Agents for Coaching People in a Healthy Lifestyle: Scoping Review

Lean L Kramer, Silke ter Stal, Bob C Mulder, Emely de Vet, Lex van Velsen

J Med Internet Res 2020;22(2):e14058

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