Respiratory disease in an urban environment.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000397:Air Pollution; D002641:Chicago; D002648:Child; D002675:Child, Preschool; D005006:Ethnicity; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D012140:Respiratory Tract Diseases / Q000401:mortality*; D012737:Sex Factors; D012959:Socioeconomic Factors