Key points are not available for this paper at this time.
Journal Article Emerging Viruses: The Evolution of Viruses and Viral Diseases Get access Stephen S. Morse, Stephen S. Morse From the Rockefeller University, New York, New York, and the National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland Reprints and correspondence: Dr. Stephen S. Morse, the Rockefeller University, 1230 York Ave., Box 2, New York, NY 10021-6399. Search for other works by this author on: Oxford Academic PubMed Google Scholar Ann Schluederberg Ann Schluederberg From the Rockefeller University, New York, New York, and the National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland Search for other works by this author on: Oxford Academic PubMed Google Scholar The Journal of Infectious Diseases, Volume 162, Issue 1, July 1990, Pages 1–7, https://doi.org/10.1093/infdis/162.1.1 Published: 01 July 1990 Article history Received: 11 December 1989 Revision received: 18 January 1990 Published: 01 July 1990
Morse et al. (Sun,) studied this question.