1. Study of the gel precipitation test in trachoma;Cumakov;Sci. letter Helmholtz Inst. Eye Dis.,1965
2. Recherches immunologiques sur le virus du trachome;D'Ermo;Rev. Internat. Trachome,1964
3. Gel precipitation with ECHO 4 and other enteroviruses;Conant;Proc. Soc. Exper. Biol. & Med.,1966
4. Phase variation in ECHO virus type 6;Karzon;Virology,1959
5. Respiration of rickettsialike microorganisms Wolbachia persica;Weiss;J. Infect. Dis.,1962