title: [Bechterew's disease. A social medicine study].
mesh_terms: D000203:Activities of Daily Living; D000328:Adult; D005260:Female; D006331:Heart Diseases / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009790:Occupations; D012959:Socioeconomic Factors; D013167:Spondylitis, Ankylosing / Q000150:complications
vernacular_title: Bechterews sykdom. En sosialmedisinsk undersøkelse.