S. Shehab, N. Keller, A. Barkay, L. Leitner, A. Leventhal, and C. Block. European Journal of Clinical Microbiology & Infectious Diseases: Official Publication of the European Society of Clinical Microbiology, 17 (11):
749--53(November 1998)PMID: 9923513.
L. Haddow, C. Mulgrew, A. Ansari, J. Miell, G. Jackson, H. Malnick, and G. Rao. Clinical Microbiology and Infection: The Official Publication of the European Society of Clinical Microbiology and Infectious Diseases, 9 (5):
426--30(May 2003)PMID: 12848758.
B. Orden, R. Martínez, R. Millán, M. Belloso, and N. Pérez. Clinical Microbiology and Infection: The Official Publication of the European Society of Clinical Microbiology and Infectious Diseases, 9 (12):
1245--1247(December 2003)PMID: 14686993.