McGeer A, Campbell B, Emori T G, Hierholzer W J, Jackson M M, Nicolle L E, Peppler C, Rivera A, Schollenberger D G, Simor A E
Department of Microbiology, Mount Sinai Hospital, Toronto, Canada.
Am J Infect Control. 1991 Feb;19(1):1-7. doi: 10.1016/0196-6553(91)90154-5.