MacCannell Taranisia, Umscheid Craig A, Agarwal Rajender K, Lee Ingi, Kuntz Gretchen, Stevenson Kurt B
Division of Healthcare Quality Promotion, Centers for Disease Control and Prevention, Atlanta, Georgia, USA.
Infect Control Hosp Epidemiol. 2011 Oct;32(10):939-69. doi: 10.1086/662025. Epub 2011 Sep 1.