Laurence, H., Kumar, S., Owston, M. A., Lanford, R. E., Hubbard, G. B., & Dick, E. J. (2017). Natural Mortality and Cause of Death Analysis of the Captive Chimpanzee (Pan troglodytes): A 35 Year Review. J Med Primatol.

Laurence, Hannah, Shyamesh Kumar, Michael A. Owston, Robert E. Lanford, Gene B. Hubbard, and Edward J. Dick. "Natural Mortality and Cause of Death Analysis of the Captive Chimpanzee (Pan Troglodytes): A 35 Year Review." J Med Primatol 2017.

Laurence, Hannah, et al. "Natural Mortality and Cause of Death Analysis of the Captive Chimpanzee (Pan Troglodytes): A 35 Year Review." J Med Primatol 2017.