Poxvirus Zoonoses - Putting Pocks into ContextFrey, Sharon E.Belshe, Robert B.Author informationFrom the Division of Infectious Diseases and Immunology, Saint Louis University, St. Louis.New England Journal of Medicine 350(4):p 324-327, January 22, 2004. | DOI: 10.1056/NEJMp038208Copyright © 2004 Massachusetts Medical Society. All rights reserved.