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In article <3BE7DCA1.6C7A9780 at chartermi.net>, blader at chartermi.net wrote: > Regarding variolation, I think they used cow pox, not small pox.. > -- > Bruce See this link http://www-micro.msb.le.ac.uk/Tutorials/Pox/Pox1.html -- Dept Biochemistry and Microbiology University of Victoria Victoria BC