Sex, Access, and Excess
Clancy, Carolyn M.
Naumburg, Elizabeth H.
Annals of Internal Medicine. 1995 Oct 1; 123(7): 548-549.
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Franks, Peter; Clancy, Carolyn M.; Nutting, Paul A. (1992-08-06)Over 90 percent of health maintenance organizations (HMOs) use primary care physicians as gatekeepers, whose role is to authorize access to specialty, emergency, and hospital care and to diagnostic tests. Gatekeeping has ...