Hospital-Physician Joint VenturesHospitalistsPhysiciansMedical Staff, HospitalPsychoneuroimmunologyHospital Bed Capacity, 300 to 499Capital FinancingInvestmentsWorkplaceJointsGermanyQuestionnairesEquipment and SuppliesPublic-Private Sector PartnershipsPartnership PracticePublic HealthHealth StatusOwnershipUnited StatesFees and ChargesMedicare Part BDelivery of Health CarePhysician's Practice PatternsPhysicians, Family