Service from the viewpoint of the family physician.
D003153:Community Health Services; D003258:Consumer Behavior; D005500:Follow-Up Studies; D008403:Mass Screening; D009369:Neoplasms / Q000175:diagnosis / Q000517:prevention & control* / Q000628:therapy; D010817:Physician-Patient Relations; D012017:Referral and Consultation; D013689:Telephone; D014481:United States