TY  - RPRT
TI  - Smallpox vaccines: current and future.
AU  - Ruben Bonilla-Guerrero
AU  - Gregory A Poland
PY  - 2003
DO  - 10.1016/s0022-2143(03)00143-4
UR  - https://pubmed.ncbi.nlm.nih.gov/14625531/
ID  - 14625531
ER  -