Kessel, Neil, Joseph Lister, T. W. Balfour, J. D. Robertson, and R. C. Heading. “Res Medica, Winter 1965-66, Volume V, Number 1”. Res Medica 5, no. 1 (1). Accessed April 28, 2024. http://journals.ed.ac.uk/resmedica/article/view/444.