1. The apparent rate of disappearance of diphtheria bacilli from the throat after an attack of the disease;Hartley;Section of Epidemiology and State Medicine Proc. Roy. Soc. Med.,1920
2. Virulence of diphtherialike organisms;Eagleton;Brit. Med. Jl.,1922
3. Moss—Bulletin of John Hopkins' Hospital, Nov., 1920, XXXI., No. 357 (quoted by Middleton Hewat;Guthrie;Medical Officer,1921
4. The Superintendence of Infected children;Harrington;Paris Congress I.,1910