1. Fowl spirochaetosis transmitted by Argas persicus (Oken) 1818 from Texas;BURROUGHS A. L.;Science,1947
2. Studies on avian spirochaetosis in Egypt. Ministry of Egypt;EL-DARDIRY A. H.;Tech. Sci. Service Bull.,1945
3. A study of spirochaetes in chickens, with special reference to those of the intestinal tract;HARRIS M. B.;Am. J. Hyg.,1930
4. HASSON S. R. 1946 Personal communication.
5. Streptomycin in the treatment of relapsing fever and leptospirosis icterhemorrhagica;HEILMAN F. R.;Proc. Staff Meetings Mayo Clinic,1945