title: Preventive health program in Norrbotten with special reference to heart diseases.
mesh_terms: D003327:Coronary Disease / Q000453:epidemiology / Q000517:prevention & control; D006331:Heart Diseases / Q000517:prevention & control*; D006801:Humans; D011314:Preventive Health Services / Q000600:supply & distribution*; D011322:Primary Prevention; D013548:Sweden