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Web-Based Cognitive Behavioral Self-Help Intervention to Reduce Cocaine Consumption in Problematic Cocaine Users: Randomized Controlled Trial

Michael Schaub, Robin Sullivan, Severin Haug, Lars Stark

J Med Internet Res 2012;14(6):e166

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Efficacy of a Text Message-Based Smoking Cessation Intervention for Young People: A Cluster Randomized Controlled Trial

Severin Haug, Michael P Schaub, Vigeli Venzin, Christian Meyer, Ulrich John

J Med Internet Res 2013;15(8):e171

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Effectiveness of Different Web-Based Interventions to Prepare Co-Smokers of Cigarettes and Cannabis for Double Cessation: A Three-Arm Randomized Controlled Trial

Julia Becker, Severin Haug, Robin Sullivan, Michael Patrick Schaub

J Med Internet Res 2014;16(12):e273

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A Mobile Phone-Based Life Skills Training Program for Substance Use Prevention Among Adolescents: Pre-Post Study on the Acceptance and Potential Effectiveness of the Program, Ready4life

Severin Haug, Raquel Paz Castro, Christian Meyer, Andreas Filler, Tobias Kowatsch, Michael P Schaub

JMIR Mhealth Uhealth 2017;5(10):e143

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Engagement Within a Mobile Phone–Based Smoking Cessation Intervention for Adolescents and its Association With Participant Characteristics and Outcomes

Details of outcome analysis and missing data imputation procedures are provided in Haug et al [9].

Raquel Paz Castro, Severin Haug, Andreas Filler, Tobias Kowatsch, Michael P Schaub

J Med Internet Res 2017;19(11):e356

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A Pre-Post Study on the Appropriateness and Effectiveness of a Web- and Text Messaging-Based Intervention to Reduce Problem Drinking in Emerging Adults

Severin Haug, Michael P Schaub, Vigeli Venzin, Christian Meyer, Ulrich John, Gerhard Gmel

J Med Internet Res 2013;15(9):e196

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Assessment of the Efficacy of a Mobile Phone–Delivered Just-in-Time Planning Intervention to Reduce Alcohol Use in Adolescents: Randomized Controlled Crossover Trial

Severin Haug, Raquel Paz Castro, Urte Scholz, Tobias Kowatsch, Michael Patrick Schaub, Theda Radtke

JMIR Mhealth Uhealth 2020;8(5):e16937

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A Web-Based Self-Help Intervention With and Without Chat Counseling to Reduce Cannabis Use in Problematic Cannabis Users: Three-Arm Randomized Controlled Trial

Michael P Schaub, Andreas Wenger, Oliver Berg, Thilo Beck, Lars Stark, Eveline Buehler, Severin Haug

J Med Internet Res 2015;17(10):e232

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The Effects of Social Presence on Adherence-Focused Guidance in Problematic Cannabis Users: Protocol for the CANreduce 2.0 Randomized Controlled Trial

Manuel Amann, Severin Haug, Andreas Wenger, Christian Baumgartner, David D Ebert, Thomas Berger, Lars Stark, Marc Walter, Michael P Schaub

JMIR Res Protoc 2018;7(1):e30

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Acceptance of Mobile Health Apps for Disease Management Among People With Multiple Sclerosis: Web-Based Survey Study

Jennifer Apolinário-Hagen, Mireille Menzel, Severin Hennemann, Christel Salewski

JMIR Form Res 2018;2(2):e11977

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