1. Uhlenhuth, F., and Mulzer, P.: Quoted by Matsumoto, S.: Experimental Syphilis and Framboesia. Insti. Dermatosyphil., Universitatis Imperialis, Kyoto, 1930, p. 12.
2. Frühwald, R.: Ibid.
3. Factors concerned in the production of lesions of eyes in experimental syphilis;Brown;New York State J. Med.,1923
4. An experimental study of the latent syphilitic as a carrier agent;Eberson;J.A.M.A.,1931
5. Factors conditioning transmission of syphilis by blood transfusion;Morgan;Am. J. M. Sc.,1935