title: Norms and standards in epidemiology: guidelines for epidemiological surveillance. PAHO Communicable Diseases Program.
mesh_terms: D003657:Decision Making; D004812:Epidemiologic Methods; D006801:Humans; D008288:Malaria / Q000145:classification / Q000175:diagnosis / Q000453:epidemiology*; D011051:Poliomyelitis / Q000175:diagnosis / Q000453:epidemiology* / Q000517:prevention & control; D011159:Population Surveillance / Q000379:methods*