Diseases and their control.
D000818:Animals; D001424:Bacterial Infections / Q000453:epidemiology; D003141:Communicable Diseases / Q000453:epidemiology*; D003906:Developing Countries; D006373:Helminthiasis / Q000453:epidemiology; D006453:Hemoglobinopathies / Q000517:prevention & control*; D006801:Humans; D009181:Mycoses / Q000453:epidemiology; D009369:Neoplasms / Q000517:prevention & control*; D011315:Preventive Medicine; D011528:Protozoan Infections / Q000453:epidemiology; D014777:Virus Diseases / Q000453:epidemiology