C. Geffers, D. Sohr, и P. Gastmeier. Infection Control and Hospital Epidemiology: The Official Journal of the Society of Hospital Epidemiologists of America, 29 (12):
1167--1170(декабря 2008)PMID: 19014317.
K. Schwab, M. Gerlich, M. Broecker, P. Sohlemann, M. Derwahl, и M. Lohse. J Pediatr, 131 (6):
899-904(декабря 1997)Schwab, K O Gerlich, M Broecker, M Sohlemann, P Derwahl, M Lohse,
M J Case Reports Research Support, Non-U.S. Gov't United states The
Journal of pediatrics J Pediatr. 1997 Dec;131(6):899-904..