The role of the surgeon in health maintenance organizations.
D002277:Carcinoma / Q000601:surgery; D003695:Delivery of Health Care; D013502:General Surgery; D006042:Goiter / Q000601:surgery; D006331:Heart Diseases / Q000517:prevention & control; D006801:Humans; D006937:Hypercholesterolemia / Q000601:surgery; D007414:Intestinal Neoplasms / Q000601:surgery; D007417:Intestinal Polyps / Q000601:surgery; D007422:Intestines / Q000601:surgery; D009369:Neoplasms / Q000517:prevention & control; D009765:Obesity / Q000601:surgery; D011230:Precancerous Conditions / Q000601:surgery; D011315:Preventive Medicine; D013964:Thyroid Neoplasms / Q000517:prevention & control