M. Dworkin, L. Park, и S. Borchardt. Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America, 44 (6):
810--6(марта 2007)PMID: 17304452.
S. Huang, и R. Platt. Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America, 36 (3):
281--285(февраля 2003)PMID: 12539068.
P. Gastmeier, D. Sohr, C. Geffers, M. Behnke, и H. Rüden. Infection Control and Hospital Epidemiology: The Official Journal of the Society of Hospital Epidemiologists of America, 28 (4):
466--72(апреля 2007)PMID: 17385154.
L. Archibald, M. den Dulk, K. Pallangyo, и L. Reller. Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America, 26 (2):
290--6(февраля 1998)PMID: 9502444.
J. Bigham, M. Hutcheon, D. Patrick, и A. Pollard. Canada Communicable Disease Report = Relevé Des Maladies Transmissibles Au Canada, 27 (2):
13--8(января 2001)PMID: 11227821.