Psychiatrists as gatekeepers: a matter of perspective.
Christensen
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RC
D003156:Community Mental Health Services / Q000379:methods; D006297:Health Services Accessibility; D006801:Humans; D008329:Managed Care Programs; D010819:Physician's Role; D011570:Psychiatry / Q000592:standards*; D012017:Referral and Consultation / Q000592:standards*