Leveraging mHealth and Patient Supporters for African Americans' and Latinxs' Engagement in HIV Care (LEAN): Protocol for a Randomized, Controlled, Effectiveness-Implementation Tri... oleh Joyce Jones, Jane McKenzie-White, Ronald Saxton, Suzanne M Grieb, Bareng Nonyane, Cadeesha Graham, Anthony Cano, Sheridan Johnson, Lanisha Childs, Adena Greenbaum, Colin Flynn, Marcia Pearlowitz, Shivaun Celano, Larry W Chang, Kathleen R Page