Gatekeepers and the medical specialist: the impact of managed care on rheumatologists.
Feinglass
J
J
Northwestern University Medical School.
Schroeder
J L
JL
Gifford
B
B
Manheim
L M
LM
D001168:Arthritis / Q000628:therapy*; D001291:Attitude of Health Personnel; D006801:Humans; D007349:Insurance, Health, Reimbursement; D008329:Managed Care Programs; D010818:Practice Patterns, Physicians'; D012017:Referral and Consultation; D012219:Rheumatology / Q000191:economics; D011795:Surveys and Questionnaires