title: Organizational relationships of primary care physicians in New York City.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D005194:Family Practice; D006123:Group Practice; D006761:Hospitals; D006801:Humans; D007388:Internal Medicine; D008505:Medical Staff, Hospital; D008511:Medicine; D008875:Middle Aged; D009519:New York City; D009935:Organizational Affiliation; D010317:Partnership Practice; D010372:Pediatrics; D010820:Physicians; D011320:Primary Health Care; D011331:Private Practice; D011364:Professional Practice; D012577:Schools, Medical; D012955:Societies, Medical; D013038:Specialization; D013223:Statistics as Topic