Respiratory indicators.
D004785:Environmental Pollutants / Q000506:poisoning; D004812:Epidemiologic Methods; D006305:Health Status Indicators; D006306:Health Surveys; D006801:Humans; D011159:Population Surveillance; D011446:Prospective Studies; D012129:Respiratory Function Tests; D012140:Respiratory Tract Diseases / Q000175:diagnosis* / Q000453:epidemiology; D011795:Surveys and Questionnaires
D004785:Environmental Pollutants