AMA marks 150 years of caring.
D000574:American Medical Association / Q000266:history* / Q000458:organization & administration; D000846:Anniversaries and Special Events; D003363:Cost Control; D004992:Ethics, Medical; D018166:Health Care Reform; D006280:Health Workforce; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008329:Managed Care Programs / Q000191:economics / Q000639:trends; D010820:Physicians / Q000600:supply & distribution; D011634:Public Health; D013038:Specialization; D014481:United States