Gravenor, M., Gravenor, M. B., Stallard, N., Curnow, R., & McLean, A. R. (2003). Repeated challenge with prion disease: The risk of infection and impact on incubation period. Proceedings of the National Academy of Sciences, 100(19), pp. 10960-10965. doi:10.1073/pnas.1833677100

Gravenor, Michael, M. B. Gravenor, N. Stallard, R. Curnow, and A. R. McLean. "Repeated Challenge With Prion Disease: The Risk of Infection and Impact On Incubation Period." Proceedings of the National Academy of Sciences 100, no. 19 (2003): 10960-10965.

Gravenor, Michael, et al. "Repeated Challenge With Prion Disease: The Risk of Infection and Impact On Incubation Period." Proceedings of the National Academy of Sciences 100.19 (2003): 10960-10965.