Nature, nurture and my experience with smallpox eradication.

@article{Fenner1999NatureNA,
  title={Nature, nurture and my experience with smallpox eradication.},
  author={Frank. Fenner},
  journal={The Medical journal of Australia},
  year={1999},
  volume={171 11-12},
  pages={
          638-41
        }
}