Tsang, R. S., Kiefer, L., Law, D. K. S., Stoltz, J., Shahin, R., Brown, S., & Jamieson, F. (2003). Outbreak of Serogroup C Meningococcal Disease Caused by a Variant of Neisseria meningitidis Serotype 2a ET-15 in a Community of Men Who Have Sex with Men. American Society for Microbiology.

Tsang, Raymond S.W., Lori Kiefer, Dennis K. S. Law, Jan Stoltz, Rita Shahin, Shirley Brown, and Frances Jamieson. Outbreak of Serogroup C Meningococcal Disease Caused By a Variant of Neisseria Meningitidis Serotype 2a ET-15 in a Community of Men Who Have Sex With Men. American Society for Microbiology, 2003.

Tsang, Raymond S.W., et al. Outbreak of Serogroup C Meningococcal Disease Caused By a Variant of Neisseria Meningitidis Serotype 2a ET-15 in a Community of Men Who Have Sex With Men. American Society for Microbiology, 2003.