title: [Smoking, increased serum protease activity and back problems].
authors.affiliation: r.fogel@saunalahti.fi
authors.forename: R
authors.initials: R
authors.lastname: Fogelholm
authors.forename: A
authors.initials: A
authors.lastname: Alho
mesh_terms: D001416:Back Pain / Q000209:etiology* / Q000473:pathology; D010450:Endopeptidases / Q000097:blood*; D005342:Fibrinolysis / Q000502:physiology; D006801:Humans; D007403:Intervertebral Disc / Q000473:pathology*; D012307:Risk Factors; D012907:Smoking / Q000378:metabolism / Q000473:pathology*; D014026:Nicotiana
chemical_list: D010450:Endopeptidases