title: Psychosocial and psychic factors and age at onset of asthma.
mesh_terms: D000328:Adult; D000367:Age Factors; D001249:Asthma / Q000235:genetics / Q000523:psychology*; D003863:Depression / Q000523:psychology; D005260:Female; D006801:Humans; D007406:Interview, Psychological; D008950:MMPI; D008297:Male; D001523:Mental Disorders / Q000235:genetics; D008875:Middle Aged; D010290:Parents; D012649:Self Concept; D012923:Social Class