1.
THE MORTALITY AND COMPLICATIONS OF DIPHTHERIA
by Kidd, H. Cameron
British Medical Journal, 1925-08, Vol.2 (3374), p.398-398

2.
THE DIAGNOSIS AND TREATMENT OF MALIGNANT DIPHTHERIA
by Peters, B. A
British Medical Journal, 1935-03, Vol.1 (3872), p.585-586
