Symptom reporting during recent publicized and unpublicized air pollution episodes.
D000328:Adult; D000367:Age Factors; D000397:Air Pollution; D001294:Attitude to Health; D002648:Child; D005191:Family Characteristics; D005260:Female; D006801:Humans; D008297:Male; D008452:Maximum Allowable Concentration; D009518:New York; D011157:Population Dynamics; D011639:Public Opinion; D044469:Racial Groups; D012737:Sex Factors; D012907:Smoking; D012959:Socioeconomic Factors; D013689:Telephone