Strong, J. A., A. M. Davidson, T. J. McNair, D. I. Newble, and R. B. L. Ewart. “Res Medica, Autumn 1964, Volume IV, Number 3”. Res Medica 4, no. 3 (1). Accessed May 3, 2024. http://journals.ed.ac.uk/resmedica/article/view/425.