Air pollution and peak flow rates of schoolchildren in tow districts of Rotterdam.
D000293:Adolescent; D000397:Air Pollution; D000704:Analysis of Variance; D001249:Asthma / Q000453:epidemiology; D001827:Body Height; D001835:Body Weight; D001991:Bronchitis / Q000453:epidemiology; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D009426:Netherlands; D012572:School Health Services; D012959:Socioeconomic Factors; D013147:Spirometry