Nonspecific bronchial reactivity in occupational asthma.
D001249:Asthma / Q000175:diagnosis*; D005541:Forced Expiratory Volume; D006801:Humans; D008688:Methacholine Compounds / Q000494:pharmacology; D009784:Occupational Diseases / Q000175:diagnosis*; D012129:Respiratory Function Tests
D008688:Methacholine Compounds