Centennial physician: Richard Perry, MD, struggles with the future.
Mullan
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Health Affairs/Project Hope, Bethesda, MD 20814, USA. fmullan@projhope.org
D004219:District of Columbia; D049673:History, 20th Century; D007388:Internal Medicine / Q000266:history* / Q000639:trends; D008329:Managed Care Programs; D014481:United States