HIV Self-testing Among Previously Diagnosed HIV-Positive People in Khayelitsha, South Africa: No Evidence of Harm but may Facilitate Re-engagement in ART Care. - Hacking D; Cassidy T; Ellman T; Steele SJ; Moore HA; Bermudez-Aza E; Nxiba X; Sopili E; Duran LT (AIDS and behavior, 2022)