Smallpox eradication surveillance report : report no. 2 / Smallpox Eradication Unit
No Electronic Version
Citation
World Health Organization. Smallpox Eradication Unit. (1967). Smallpox eradication surveillance report : report no. 2 / Smallpox Eradication Unit. World Health Organization. https://iris.who.int/handle/10665/67094
Description
"December 1967"SE/SR/67.2
27 p.