Marc JM Bonten, Mary K Hayden, Catherine Nathan, Jean van Voorhis, Marian Matushek, Sarah Slaughter, Thomas Rice, Robert A Weinstein,
Epidemiology of colonisation of patients and environment with vancomycin-resistant enterococci The Lancet. ,vol. 348, pp. 1615- 1619 ,(1996) ,
10.1016/S0140-6736(96)02331-8