1. From the Division of Medical Toxicology, Ronald O. Perelman Department of Emergency Medicine, New York University Grossman School of Medicine, New York (R.S.H.); the Division of Emergency Medicine, Program in Medical Toxicology, Boston Children’s Hospital, Harvard Medical School, Boston (M.M.B.); and Centre Intégré de Santé et de Services Sociaux (CISSS) Montérégie-Centre Emergency Department, Hôpital Charles-Lemoyne, Greenfield Park, QC, the Department of Emergency Medicine, McGill University, Montreal,...