Since the 50's if I remember correctly. Read the book Doctor Mary's Monkey where they knew within a few years that the polio vaccine was causing cancer.
Since the 50's if I remember correctly. Read the book Doctor Mary's Monkey where they knew within a few years that the polio vaccine was causing cancer.
Since the 50's if I remember correctly. Read the book Doctor Mary's Monkey where they knew within a few years that the polio vaccine was causing cancer.