When and where were frank fenners discoveries?

Answer 1

he had many discorveries such as that there was no small pox left in animals

Answer 2

Frank Fenner was an Australian scientist whose discoveries in immunology and virology occurred during his career at the John Curtin School of Medical Research in Australia from the 1940s to the 1970s. He made significant contributions in the fields of smallpox eradication, myxomatosis control, and the study of viral diseases.