Epidemiologic studies of poliomyelitis in New York City and the northeastern United States during the year 1916
| मुख्य लेखक: | |
|---|---|
| अन्य लेखक: | , |
| स्वरूप: | पुस्तक |
| भाषा: | English |
| प्रकाशित: |
Washington
Govt. Printing Office
1918
|
| विषय: |