Emerging Infectious Disease ISSN: 1080-6059
Volume 6, Number 2—April 2000
Dispatch
Outbreak among Drug Users Caused by a Clonal Strain of Group A Streptococcus
Figure

Figure. Pulsed-field gel electrophoresis of group A streptococci causing clinical infection in 19 drug users, Berne, Switzerland.
Lessons from the History of Quarantine, from Plague to Influenza A
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