_:genid1 . _:genid1 "" . _:genid2 . _:genid2 . _:genid3 . _:genid3 . _:genid3 "1972-12-31T19:00:00"^^ . _:genid3 "1972-12-31T19:00:00"^^ . "cdc-national-ambulatory-medical-care-survey-namcs" . "National Ambulatory Medical Care Survey (NAMCS)"^^ . _:genid1 . "The National Ambulatory Medical Care Survey (NAMCS) is a national survey designed to meet the need for objective, reliable information about the provision and use of ambulatory medical care services in the United States. Findings are based on a sample of visits to non-federal employed office-based physicians who are primarily engaged in direct patient care."^^ . _:genid2 . _:genid3 . . _:genid4 . _:genid4 . _:genid4 . _:genid4 . "d3add418-63ea-4194-864c-a3f651b41d24" . . "national-ambulatory-medical-care-survey-namcs" . .