Virus and rickettsial diseases, with especial consideration of their public health significance ; a symposium held at the Harvard school of public health, June 12-17, 1939.
| स्वरूप: | पुस्तक |
|---|---|
| भाषा: | English |
| प्रकाशित: |
Cambridge, MA
Harvard University Press
1940
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| विषय: |