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Nomophobia, Psychopathology, and Smartphone-Inferred Behaviors in Youth With Depression: Longitudinal Study

Tianyi Zhang, Andres Camargo, Lianne Schmaal, Vassilis Kostakos, Simon D'Alfonso

JMIR Form Res 2025;9:e57512

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Digital Home-Based Self-Monitoring System for People with Heart Failure: Protocol for Development of SmartHeart and Evaluation of Feasibility and Acceptability

Ralph Maddison, Rebecca Nourse, Reza Daryabeygikhotbehsara, Teketo Kassaw Tegegne, Paul Jansons, Jonathan Charles Rawstorn, John Atherton, Andrea Driscoll, Brian Oldenburg, Rajesh Vasa, Vassilis Kostakos, Tilman Dingler, Gavin Abbott, Paul Scuffham, Jo-Anne Elizabeth Manski-Nankervis, Dominika Kwasnicka, Finn Kensing, Sheikh Mohammed Shariful Islam, Anthony Maeder, Yuxin Zhang

JMIR Res Protoc 2025;14:e62964

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Evaluation of the Performance of Generative AI Large Language Models ChatGPT, Google Bard, and Microsoft Bing Chat in Supporting Evidence-Based Dentistry: Comparative Mixed Methods Study

Kostis Giannakopoulos, Argyro Kavadella, Anas Aaqel Salim, Vassilis Stamatopoulos, Eleftherios G Kaklamanos

J Med Internet Res 2023;25:e51580

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Mobile Phone Text Messages to Support People to Stop Smoking by Switching to Vaping: Codevelopment, Coproduction, and Initial Testing Study

Vassilis Sideropoulos, Eleni Vangeli, Felix Naughton, Sharon Cox, Daniel Frings, Caitlin Notley, Jamie Brown, Catherine Kimber, Lynne Dawkins

JMIR Form Res 2023;7:e49668

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Understanding What Drives Long-term Engagement in Digital Mental Health Interventions: Secondary Causal Analysis of the Relationship Between Social Networking and Therapy Engagement

Shaunagh O'Sullivan, Niels van Berkel, Vassilis Kostakos, Lianne Schmaal, Simon D'Alfonso, Lee Valentine, Sarah Bendall, Barnaby Nelson, John F Gleeson, Mario Alvarez-Jimenez

JMIR Ment Health 2023;10:e44812

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State-of-the-Art Deep Learning Methods on Electrocardiogram Data: Systematic Review

Georgios Petmezas, Leandros Stefanopoulos, Vassilis Kilintzis, Andreas Tzavelis, John A Rogers, Aggelos K Katsaggelos, Nicos Maglaveras

JMIR Med Inform 2022;10(8):e38454

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Electronic Monitoring Systems for Hand Hygiene: Systematic Review of Technology

Chaofan Wang, Weiwei Jiang, Kangning Yang, Difeng Yu, Joshua Newn, Zhanna Sarsenbayeva, Jorge Goncalves, Vassilis Kostakos

J Med Internet Res 2021;23(11):e27880

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Team Dynamics in Hospital Workflows: An Exploratory Study of a Smartphone Task Manager

Danula Hettiachchi, Lachie Hayes, Jorge Goncalves, Vassilis Kostakos

JMIR Med Inform 2021;9(8):e28245

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Serious Gaming Technology in Upper Extremity Rehabilitation: Scoping Review

Elisavet Koutsiana, Ioannis Ladakis, Dimitris Fotopoulos, Achilleas Chytas, Vassilis Kilintzis, Ioanna Chouvarda

JMIR Serious Games 2020;8(4):e19071

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Measuring Mobility and Room Occupancy in Clinical Settings: System Development and Implementation

Gabriele Marini, Benjamin Tag, Jorge Goncalves, Eduardo Velloso, Raja Jurdak, Daniel Capurro, Clare McCarthy, William Shearer, Vassilis Kostakos

JMIR Mhealth Uhealth 2020;8(10):e19874

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