In the field of biological weapons, there is almost no prospect of detecting a pathogen until it has been used in an attack. Barton Gellman

In the field of biological weapons, there is almost no prospect of detecting a pathogen until it has been used in an attack. Barton Gellman

In the field of biological weapons, there is almost no prospect of detecting a pathogen until it has been used in an attack. Barton Gellman