“…Most studies relied on small samples, with the largest two studies including 492 HIV-infected children and adolescents [48] and 390 caregivers [44]. Eighteen studies used a qualitative study design including interviews or focus groups [30,32,34,35,37,39–43,47,49,51–56]. Six studies included only children and adolescents [17,31,48,50,53,57] and eight studies included only caregivers (parents or guardians) [25,37,38,42,45,51,55,58].…”