Physicians referral services on the World Wide Web.
Phillips
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D001900:Boston; D019058:Community Networks; D003195:Computer Communication Networks / Q000706:statistics & numerical data*; D016208:Databases, Factual; D004502:Education, Medical, Continuing; D006784:Hospitals, Teaching / Q000458:organization & administration; D007196:Indiana; D007256:Information Systems / Q000706:statistics & numerical data*; D009519:New York City; D010820:Physicians / Q000592:standards*; D012017:Referral and Consultation / Q000639:trends*; D014481:United States