title: Smoking and risk of hospitalization.
authors.forename: J
authors.initials: J
authors.lastname: Penttinen
mesh_terms: D000328:Adult; D017677:Age Distribution; D000368:Aged; D016022:Case-Control Studies; D003625:Data Collection; D005387:Finland / Q000453:epidemiology; D006760:Hospitalization / Q000706:statistics & numerical data* / Q000639:trends; D006801:Humans; D015994:Incidence; D008297:Male; D008875:Middle Aged; D018570:Risk Assessment; D012907:Smoking / Q000009:adverse effects / Q000453:epidemiology*