CDC influenza surveillance report no. 61, December 19, 1961
"Scattered outbreaks of Influenza A2 (Asian) and Influenza B have been observed during 1961 in a number of countries throughout the world. Confirmed outbreaks of Asian influenza were reported from every continent except Antarctica. Influenza B was less ubiquitous, touching only Europe, North Am...
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Other Authors: | , |
Format: | Report |
Language: | English |
Published: |
U.S. Dept. of Health, Education, and Welfare, Public Health Service, Bureau of State Services, Communicable Disease Center, Epidemiology Branch, Surveillance Section
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Online Access: | http://stacks.cdc.gov/view/cdc/258/ |