polio vaccine history of interest
Posted: Fri Jun 24, 2016 4:43 pm
http://www.thevaccinereaction.org/2016/ ... o-vaccine/
Most of us know about the SV-40 in polio vaccines but the history is
much more complicated
and I found this fascinating and will save it.
t
Most of us know about the SV-40 in polio vaccines but the history is
much more complicated
and I found this fascinating and will save it.
t