Brian T Bateman1, Brendan Carvalho. 1. Dr. Bateman is from the Department of Anesthesiology, Perioperative and Pain Medicine, Division of Pharmacoepidemiology and Pharmacoeconomics, Department of Medicine, Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts. Dr. Carvalho is from the Department of Anesthesiology, Perioperative and Pain Medicine, Stanford University School of Medicine, Stanford, California; email: bbateman@bwh.harvard.edu.