1. Diseases of the Arteries, including Angina Pectoris;Allbutt, C.;London,1915
2. In Arteriosclerosis: A Survey of the Problem, by Cowdry;Aschoff, L.,1933
3. Black, S. (1795). Mem. med. Soc. Lond., 4, 261.
4. Blumgart, H. L., Zoll, P. M., Freedberg, A. S., and Gilligan, D. R. (1950). Circulation, 1, 10.
5. Boyd, A. M., Ratcliffe, A. H., Jepson, R. P., and James, G. W. H. (1949). J. Bone Jt. Surg., 31B, 325.