Primary care--a primary focus.
Greenberg
M R
MR
D006123:Group Practice / Q000458:organization & administration / Q000639:trends*; D008511:Medicine / Q000639:trends; D010821:Physicians, Family / Q000600:supply & distribution / Q000639:trends; D011320:Primary Health Care / Q000458:organization & administration / Q000639:trends*; D013038:Specialization; D014481:United States