Toby L. Litovitz, Wendy Klein-Schwartz, George C. Rodgers, Daniel J. Cobaugh, Jessica Youniss, Judith C. Omslaer, Mary E. May, Alan D. Woolf, Blaine E. Benson,
2001 Annual report of the American Association of Poison Control Centers Toxic Exposure Surveillance System. American Journal of Emergency Medicine. ,vol. 20, pp. 391- 452 ,(2002) ,
10.1053/AJEM.2002.34955