Occupational asthma and rhinitis due to western (Canadian) red cedar (Thuja plicata).
D000328:Adult; D001249:Asthma / Q000175:diagnosis / Q000209:etiology*; D001315:Australia; D006801:Humans; D008297:Male; D008875:Middle Aged; D009784:Occupational Diseases / Q000175:diagnosis / Q000209:etiology*; D012220:Rhinitis / Q000175:diagnosis / Q000209:etiology*; D013997:Time Factors; D014197:Trees