1. The Link4Health study to evaluate the effectiveness of a combination intervention strategy for linkage to and retention in HIV care in Swaziland: protocol for a cluster randomized trial McNairy, Margaret L.; Gachuhi, Averie B.; Lamb, Matthew R.; Nuwagaba-Biribonwoha, Harriet; Burke, Sean; Ehrenkranz, Peter; Mazibuko, Sikhathele; Sahabo, Ruben; Philip, Neena M.; Okello, Velephi; El-Sadr, Wafaa Mahmoud 2015 Articles HIV-positive persons--Services forHealth services administrationHIV infections--TreatmentPublic health