Simpson, K., Heymann, D., Brown, C. S., Edmunds, W. J., Elsgaard, J., Fine, P., Hochrein, H., Hoff, N. A., Green, A., Ihekweazu, C., Jones, T. C., Lule, S., Maclennan, J., McCollum, A., Mühlemann, B., Nightingale, E., Ogoina, D., Ogunleye, A., Petersen, B., Powell, J., Quantick, O., Rimoin, A. W., Ulaeato, D., & Wapling, A. (2020). human monkeypox – After 40 years, an unintended consequence of smallpox eradication. Vaccine, 38(33), 5077–5081. http://access.bl.uk/ark:/81055/vdc_100104361517.0x00003e