TY  - RPRT
TI  - HIV and Smallpox.
AU  - Rob A Gruters
AU  - Albert D M E Osterhaus
PY  - 2005
DO  - 10.1126/science.308.5726.1258b
UR  - https://pubmed.ncbi.nlm.nih.gov/15919975/
ID  - 15919975
ER  -