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.
C. Fijen, E. Kuijper, M. te Bulte, M. Daha, и J. Dankert. Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America, 28 (1):
98--105(января 1999)PMID: 10028078.
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.