Roy, Monica, Bolton-Moore, Carolyn, Sikazwe, Izukanji, Mukumbwa-Mwenechanya, Mpande, Efronson, Emilie, Mwamba, Chanda, Somwe, Paul, Kalunkumya, Estella, Lumpa, Mwansa, Sharma, Anjali, Pry, Jake, Mutale, Wilbroad, Ehrenkranz, Peter, Glidden, David V., Padian, Nancy, Topp, Stephanie, Geng, Elvin, and Holmes, Charles B. (2020) Participation in adherence clubs and on-time drug pickup among HIV-infected adults in Zambia: a matched-pair cluster randomized trial. PLoS Medicine, 17 (7). e1003116.