Forman, Steven. "Website Review". Volume 58, Issue 6. Oxford Journals of Occupational Medicine. p. 446. Retrieved 9 October 2010.
ukpmc.ac.uk
Skhal, Kathryn (January 2006). "Wireless Information System for Emergency Responders (WISER)". Journal of the Medical Library Association, Journal of the Medical Library Association. 94, 94 (1, 1). Journal of the Medical Library Association: 97, 97–97. Retrieved 9 October 2010.