Introduction--environmental air toxics: role in asthma occurrence?
Gehan
Brenda
B
Mickey Leland National Urban Air Toxics Research Center, Potomac, Maryland 20854-2771, USA.
D000393:Air Pollutants / Q000009:adverse effects*; D001249:Asthma / Q000453:epidemiology / Q000209:etiology*; D004781:Environmental Exposure; D006801:Humans; D015994:Incidence; D012106:Research / Q000639:trends; D014505:Urban Population
D000393:Air Pollutants