'By 1980 a global vaccination effort led to the virtual eradication of this, the only time that's been done to a germ'
smallpox
MICROBIOLOGY MILESTONES: By 1980 a global vaccination effort led to the virtual eradication of this, the only time thats been done to a germ
By 1980 a global vaccination effort led to the virtual eradication of this, the only time that's been done to a germ
By 1980 a global vaccination effort led to the virtual eradication of this, the only time that's been done to a germ
MICROBIOLOGY MILESTONES
smallpox
MICROBIOLOGY MILESTONES