Byker Gayle L, Dinh Marie T, Gunaratnam Naresh T, Robinson Eileen A, Shehab Thomas M, Malani Anurag N
Department of Internal Medicine, Saint Joseph Mercy Health System, Ann Arbor, Michigan 48197, USA.
Infect Control Hosp Epidemiol. 2009 Apr;30(4):397-9. doi: 10.1086/596200.