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机译:Prevalence and associated factors of referrals to hospitals in Germany: A retrospective study including 2,050,453 patients
IQVIA, Epidemiol, Unterschweinstiege 2-14, D-60549 Frankfurt, Germany;
Stapf Consulting, Munich, Germany;
FOM Univ Appl Sci Econ & Management, Frankfurt, Germany;
general practice; primary care; referral to hospital; Germany;