title: Immunological effects of lepromin testing in Sri Lankan population groups. I. Effect of repeated lepromin testing.
mesh_terms: D006801:Humans; D007916:Lepromin / Q000276:immunology*; D007918:Leprosy / Q000453:epidemiology / Q000276:immunology*; D012882:Skin Tests; D013188:Sri Lanka
chemical_list: D007916:Lepromin