TY  - RPRT
TI  - [The time scale in poxvirus evolution].
AU  - I V Babkin
AU  - S N Shchelkunov
DO  - 10.1134/s0026893306010043
UR  - https://pubmed.ncbi.nlm.nih.gov/16523687/
ID  - 16523687
ER  -