Grauer, A., & Roberts, C. (1996). Palaeoepidemiology, healing and possible treatment of trauma in the Medieval cemetery population of St. Helen-on-the-Walls, York, England. American Journal of Physical Anthropology, 100(4), 531-544. https://doi.org/10.1002/%28sici%291096-8644%28199608%29100%3A4%3C531%3A%3Aaid-ajpa7%3E3.0.co%3B2-t