title: Respiratory illness in households using gas and electricity for cooking. II. Symptoms and objective findings.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003296:Cooking; D004560:Electricity; D004812:Epidemiologic Methods; D005260:Female; D005579:Fossil Fuels / Q000009:adverse effects*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D012140:Respiratory Tract Diseases / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology*
chemical_list: D005579:Fossil Fuels