Often unrecognized factors in the etiology of asthma.
D001007:Anxiety / Q000150:complications; D001249:Asthma / Q000209:etiology*; D004342:Drug Hypersensitivity / Q000150:complications; D006801:Humans; D006967:Hypersensitivity / Q000150:complications; D011602:Psychophysiologic Disorders; D013315:Stress, Psychological / Q000150:complications; D014887:Weather