This four-step overview of Laboratory African Regional Collaborative (LARC) was presented by Patricia Riley from the International Laboratory Branch of the US Centers for Disease Control and Prevention. LARC can be used by countries to address inefficiencies at the laboratory–clinical interface at clinic level, and achieve the 3rd ‘90’ of the UNAIDS 90-90-90 HIV targets. Please follow the links below to watch the recorded session on ASLM’s YouTube channel and download the presentation.