This is the protocol for a review and there is no abstract. The objectives are as follows:
To systematically review the scientific literature and assess the efficacy of interventions for promoting retention in care for people with HIV infection in resource-limited settings who have already begun ART. We will define resource-limited settings as those countries identified by the World Bank as being low- or middle-income countries (LMIC) (World Bank 2012). See Appendix 1.