Optimizing an mHealth Intervention to Improve Uptake and Adherence to HIV Pre-exposure Prophylaxis in Young Transgender Women: Protocol for a Multi-Phase Trial

Karen Kolmodin MacDonell   ^{1 *} , PhD ;   Bo Wang   ^{2 *} , PhD ;   Nittaya Phanuphak   ^{3, 4 *} , MD ;   Rena Janamnuaysook   ^{3, 4 *} , MBA ;   Peevara Srimanus   ^{3 *} , BSc ;   Chokechai Rongkavilit   ⁵ , MD ;   Sylvie Naar   ^{6 *} , PhD

¹ Department of Family Medicine and Public Health Sciences, School of Medicine, Wayne State University, Detroit, MI, United States

² Department of Population and Quantitative Health Sciences, University of Massachusetts Chan Medical School, Worcester, MA, United States

³ Institute of HIV Research and Innovation, Bangkok, Thailand

⁴ Center of Excellence in Transgender Health (CETH), Chulalongkorn University, Bangkok, Thailand

⁵ Department of Pediatrics, University of California San Francisco-Fresno Branch Campus, Fresno, CA, United States

⁶ Center for Translational Behavioral Research, Florida State University, Tallahassee, FL, United States

*these authors contributed equally