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机译:Variation In Emergency Department Admission Rates Among Medicare Patients: Does The Physician Matter?
Beth Israel Deaconess Med Ctr, Dept Emergency Med, Emergency Med, Boston, MA 02215 USA;
Geisel Sch Med Dartmouth, Dartmouth Inst Hlth Policy & Clin Practice, Hanover, NH USA;
Harvard Med Sch, Dept Hlth Care Policy, Boston, MA 02115 USAWarren Alpert Fdn, Providence, RI USAHarvard Med Sch, Dept Hlth Care Policy, Hlth Care Policy, Boston, MA 02115 USA;