Gillingham, John, Ian R. Williams, Thomas Hamilton, Richard D. Turner, Edward B. French, and Roger H. Smith. “Res Medica, Summer 1967, Volume V, Number 4”. Res Medica 5, no. 4 (September 20, 2013). Accessed July 3, 2024. https://journals.ed.ac.uk/resmedica/article/view/492.