mesh_terms: D003226:Congresses as Topic; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D033181:Information Dissemination / Q000379:methods; D007918:Leprosy / Q000188:drug therapy / Q000382:microbiology; D010297:Paris; D010820:Physicians / Q000266:history; D012955:Societies, Medical / Q000458:organization & administration; D014744:Vietnam