Ambulatory surgery in Phoenix.
D000556:Ambulatory Surgical Procedures; D001130:Arizona; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D011182:Postoperative Care; D011997:Recovery Room / Q000458:organization & administration*; D013531:Surgicenters / Q000458:organization & administration*