Geographical evidence on medical hypotheses.
D000350:Africa, Central; D002944:Circumcision, Male; D003920:Diabetes Mellitus / Q000453:epidemiology; D004032:Diet; D004777:Environment; D004813:Epidemiology; D005260:Female; D005843:Geography; D006801:Humans; D008297:Male; D002365:Manihot; D008377:Maps as Topic; D008722:Methods; D012959:Socioeconomic Factors; D014330:Tropical Medicine; D002583:Uterine Cervical Neoplasms / Q000453:epidemiology