Epidemiological practice in the health services systems.
D003695:Delivery of Health Care / Q000639:trends*; D004501:Education, Medical; D004812:Epidemiologic Methods; D004813:Epidemiology / Q000193:education; D006296:Health Services / Q000639:trends*; D006304:Health Status; D006801:Humans; D007843:Latin America; D008017:Life Expectancy; D009026:Mortality; D011157:Population Dynamics; D011159:Population Surveillance