AMBULATORY SERVICE IN THE TEACHING HOSPITAL.
D002140:California; D006761:Hospitals; D006784:Hospitals, Teaching; D006801:Humans; D008396:Maryland; D008404:Massachusetts; D009820:Ohio; D010044:Outpatient Clinics, Hospital; D012577:Schools, Medical
CALIFORNIA; HOSPITAL OUTPATIENT CLINICS; HOSPITALS; MARYLAND; MASSACHUSETTS; OHIO; SCHOOLS, MEDICAL