1. Characterization and localization of the naturally occurring cross-links in vaccinia virus DNA;Geshelin;J. Mol. Biol.,1974
2. The bases of new low-virulent vaccinia virus strain, LC16m8;Hashizume;Rinsho to Uirusu,1975
3. Intracerebral inoculation of monkeys with several vaccinia strains: An approach to the comparison of different strains. International Symposium on Smallpox Vaccine, Bilthoven 1972; Symp;Hashizume;Series Immunobiol. Standards,1972
4. Smallpox vaccination in Japan;Hirayama,1975
5. The preparation and characteristics of highly purified radioactively labelled poxvirus;Joklik;Biochim. Biophys. Acta,1962