L. Chui, T. Chiu, J. Kakulphimp, and G. Tyrrell. Clinical Microbiology and Infection: The Official Publication of the European Society of Clinical Microbiology and Infectious Diseases, 14 (5):
473--479(May 2008)PMID: 18294244.
D. Whiley, P. Buda, J. Bayliss, L. Cover, J. Bates, and T. Sloots. European Journal of Clinical Microbiology & Infectious Diseases: Official Publication of the European Society of Clinical Microbiology, 23 (9):
705--710(September 2004)PMID: 15248092.
W. Janda, L. Wilcoski, K. Mandel, P. Ruther, and J. Stevens. European Journal of Clinical Microbiology & Infectious Diseases: Official Publication of the European Society of Clinical Microbiology, 12 (3):
177--184(March 1993)PMID: 7685283.