TY  - RPRT
TI  - Perspectives on smallpox eradication.
AU  - Svetlana S Marennikova
PY  - 2003
DO  - 10.1097/00001648-200301000-00022
UR  - https://pubmed.ncbi.nlm.nih.gov/12500054/
ID  - 12500054
ER  -