Mulvey, M. R., Bryce, E., Boyd, D., Ofner-Agostini, M., Christianson, S., Simor, A. E., & Paton, S. (2004). Ambler Class A Extended-Spectrum Beta-Lactamase-Producing Escherichia coli and Klebsiella spp. in Canadian Hospitals. American Society for Microbiology.

Mulvey, Michael R., Elizabeth Bryce, David Boyd, Marianna Ofner-Agostini, Sara Christianson, Andrew E. Simor, und Shirley Paton. Ambler Class A Extended-Spectrum Beta-Lactamase-Producing Escherichia Coli and Klebsiella Spp. in Canadian Hospitals. American Society for Microbiology, 2004.

Mulvey, Michael R., et al. Ambler Class A Extended-Spectrum Beta-Lactamase-Producing Escherichia Coli and Klebsiella Spp. in Canadian Hospitals. American Society for Microbiology, 2004.