An mHealth App–Based Social Capital Intervention (PrEP US NoW) to Improve Sexual Health and Uptake of Pre-Exposure Prophylaxis Among Young, Black, Sexual Minority Men: Protocol for Intervention Development and a Pilot Randomized Controlled Trial

Maira Sohail   ¹ , MPH, PhD ;   Sophia A Hussen   ² , MPH, MD ;   Sarah Dougherty Sheff   ¹ , BA ;   Michael Mugavero   ¹ , MD ;   John Schneider   ³ , MD ;   Lisa Hightow-Weidman   ⁴ , MPH, MD ;   Janet M Turan   ⁵ , PhD ;   Madeline Lynam   ² , MPH ;   Latesha Elopre   ^{1 †} , MD

¹ Department of Medicine, University of Alabama at Birmingham, Birmingham, AL, United States

² Rollins School of Public Health, Emory University, Atlanta, GA, United States

³ Department of Medicine and Public Health Sciences, The University of Chicago, Chicago, IL, United States

⁴ College of Nursing, Florida State University, Tallahassee, FL, United States

⁵ Department of Health Policy and Organization, University of Alabama at Birmingham, Birmingham, AL, United States

†deceased