1. Demonstration of Types of B. Typhosus by Means of Preparations of Type II Vi Phage; Principles and Technique;Craigie J.;Canadian Public Health Journal,1938
2. Demonstration of Types of B. Typhosus by Means of Preparations of Type II Vi Phage; Stability and Epidemiological Significance of V Form Types of B. Typhosus;Craigie J.;Canadian Public Health Journal,1938
3. J.CraigieandC. H.Yen: “V Bacteriophages for B. Typhosus” Transactions of the Royal Society of Canada 1937 Section V page79.
4. Phage Typing of B. Typhosus and its Epidemiological Significance;Yen C. H.;The Chinese Medical Journal,1940
5. Notes on the Typing of B. Typhosus with Special Reference to Types E2 and F2;Craigie J.;Canadian Public Health Journal,1939