1. Guy's Hosp;Brock, R.C.;Rep,1943
2. Anatomy of the Bronchial Tree;Brock, R.C.,1946
3. Brock, R. C. (1947). Guv's Hosp. Rep., 96, 141.
4. Cann, R. J., and Dickinson, J. R. (1937). Ibid., 87, 295.
5. Graham, E. A., Burford, T. H., and Mayer, J. H. (1948). Postgrad. Med., 4, 29.