Publications by authors named "Merlin Greuel"

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A short, animated storytelling video to reduce addiction stigma: A pilot randomized controlled trial.
Maxwell Klapow, Misha Seeff, Maya Adam, Merlin Greuel, Daniel Hoffman

Addict Behav Rep· December 2025

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Measuring the effect of short, animated storytelling videos to boost psychological capital in US adults: a randomized controlled trial.
Maya Adam, Julia Rohr, Merlin Greuel, Kinh Nguyen, Mirna Abd El Aziz

Sci Rep· November 2025

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Effects of Scalable, Wordless, Short, Animated Storytelling Videos on Flu Vaccine Hesitancy in China: Nationwide, Single-Blind, Parallel-Group, Randomized Controlled Trial.
Wenjin Chen, Lirui Jiao, Qiushi Chen, Zhoutao Zheng, Pascal Geldsetzer, Merlin Greuel

J Med Internet Res· August 2025

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Short, Animated Storytelling Video to Reduce Addiction Stigma in 13,500 Participants Across Multiple Countries Through an Online Approach: Protocol for a Randomized Controlled Trial.
Maya Adam, Maxwell Klapow, Merlin Greuel, Misha Seeff, Julia K Rohr

JMIR Res Protoc· May 2025

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Effect of a Narrative-Based Online Course Aimed at Reducing Stigma Toward Transgender Children and Adolescents: Longitudinal Observational Study.
Merlin Greuel, Van Kinh Nguyen, Doron Amsalem, Maya Adam, Till Bärnighausen

JMIR Form Res· January 2025

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Participant engagement with a short, wordless, animated video on COVID-19 prevention: a multi-site randomized trial.
Caterina Favaretti, Maya Adam, Merlin Greuel, Violetta Hachaturyan, Jennifer Gates

Health Promot Int· August 2023

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Community Health Worker Use of Smart Devices for Health Promotion: Scoping Review.
Merlin Greuel, Frithjof Sy, Till Bärnighausen, Maya Adam, Alain Vandormael

JMIR Mhealth Uhealth· February 2023

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Accuracy of HPV testing on self-collected and clinician-collected samples for different screening strategies in African settings: A systematic review and meta-analysis.
Frithjof Sy, Merlin Greuel, Volker Winkler, Hermann Bussmann, Till Bärnighausen

Gynecol Oncol· August 2022

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"The Videos Gave Weight to Our Work": Animated mHealth Videos and Tablet Technology Boost Community Health Workers' Perceived Credibility in Khayelitsha, South Africa.
Maya Adam, Nophiwe Job, Bongekile Mabaso, Till Bärnighausen, Kira-Leigh Kuhnert, Merlin Greuel

Qual Health Res· July 2022

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Participant Engagement and Reactance to a Short, Animated Video About Added Sugars: Web-based Randomized Controlled Trial.
Caterina Favaretti, Alain Vandormael, Violetta Hachaturyan, Merlin Greuel, Jennifer Gates

JMIR Public Health Surveill· January 2022

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Reactance to Social Authority in a Sugar Reduction Informational Video: Web-Based Randomized Controlled Trial of 4013 Participants.
Violetta Hachaturyan, Maya Adam, Caterina Favaretti, Merlin Greuel, Jennifer Gates

J Med Internet Res· November 2021

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The Effect of a Wordless, Animated, Social Media Video Intervention on COVID-19 Prevention: Online Randomized Controlled Trial.
Alain Vandormael, Maya Adam, Merlin Greuel, Jennifer Gates, Caterina Favaretti

JMIR Public Health Surveill· July 2021

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Reactance to Social Authority in Entertainment-Education Media: Protocol for a Web-Based Randomized Controlled Trial.
Alain Vandormael, Maya Adam, Violetta Hachaturyan, Merlin Greuel, Caterina Favaretti

JMIR Res Protoc· May 2021

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An entertainment-education approach to prevent COVID-19 spread: study protocol for a multi-site randomized controlled trial.
Alain Vandormael, Maya Adam, Merlin Greuel, Till Bärnighausen

Trials· December 2020

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A short, animated video to improve good COVID-19 hygiene practices: a structured summary of a study protocol for a randomized controlled trial.
Alain Vandormael, Maya Adam, Merlin Greuel, Till Bärnighausen

Trials· June 2020

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Correction: Iterative Adaptation of a Mobile Nutrition Video-Based Intervention Across Countries Using Human-Centered Design: Qualitative Study.
Jasmin Isler, N Hélène Sawadogo, Guy Harling, Till Bärnighausen, Maya Adam, Merlin Greuel

JMIR Mhealth Uhealth· January 2020

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Iterative Adaptation of a Mobile Nutrition Video-Based Intervention Across Countries Using Human-Centered Design: Qualitative Study.
Jasmin Isler, N Hélène Sawadogo, Guy Harling, Till Bärnighausen, Maya Adam, Merlin Greuel

JMIR Mhealth Uhealth· November 2019

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