Franco, L. M.Daly, C. C.Chilongozi, D.Dallabetta, G.2018-03-252018-03-251997-12-310042-9686https://iris.who.int/handle/10665/264298enResearch ArticleQuality of case management of sexually transmitted diseases: comparison of the methods for assessing the performance of providers.Journal articlesPMC24870339509624