Exactly 250 feet.
Lee
James T
JT
D019072:Antibiotic Prophylaxis; D001331:Automation; D013504:Cardiovascular Surgical Procedures / Q000009:adverse effects*; D004334:Drug Administration Schedule; D006801:Humans; D007430:Intraoperative Care; D019300:Medical Errors; D009873:Operating Rooms; D011785:Quality Assurance, Health Care; D017010:Reminder Systems; D013530:Surgical Wound Infection / Q000517:prevention & control*