Publications by authors named "Ryan J Zahn"

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Assessing the association of stigma and HIV service and prevention uptake among men who have sex with men and transgender women in South Africa.
Carolyn A Brown, Aaron J Siegler, Ryan J Zahn, Rachel K Valencia, Travis Sanchez

AIDS Care· October 2023

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Video selection and assessment for an app-based HIV prevention messaging intervention: formative research.
Martin J Downing, Sarah E Wiatrek, Ryan J Zahn, Gordon Mansergh, Evelyn Olansky

Mhealth· January 2023

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HIV incidence among men who have sex with men in mainland China: a systematic review protocol.
Wenting Huang, Liming Wang, Mi Guodong, Ryan J Zahn, Jennifer Taussig

Syst Rev· October 2021

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HIV Prevention Via Mobile Messaging for Men Who Have Sex With Men (M-Cubed): Protocol for a Randomized Controlled Trial.
Patrick Sean Sullivan, Ryan J Zahn, Sarah Wiatrek, Cristian J Chandler, Sabina Hirshfield

JMIR Res Protoc· November 2019

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