1 MedStar Georgetown University Hospital, 3800 Reservoir Road NW, Washington, DC 20007, USA; National Capital Poison Center, 3201 New Mexico Avenue NW, Suite 310, Washington, DC 20016, USA. Electronic address: kelly.k.johnson-arbor@medstar.net.
2 National Capital Poison Center, 3201 New Mexico Avenue NW, Suite 310, Washington, DC 20016, USA; The George Washington University School of Medicine, 2300 Eye Street NW, Washington, DC 20052, USA.
3 New Mexico Poison and Drug Information Center, MSC07 4390, 1 University of New Mexico, Albuquerque, NM 87131-0001, USA; College of Pharmacy, University of New Mexico, 2502 Marble Avenue, Albuquerque, NM 87106, USA.