1. Individual Immunity Against Smallpox;Collier;Docum. neerl. et indones.,1951
2. Individual Immunity Against Smallpox;Collier;J. Trop. Med.,1951
3. Vaccinia Gangrenosa Treated With Hyperimmune Vaccinal Gamma Globulin;Barbero;Pediatrics,1955
4. Smallpox and Vaccinia;Kempe;Pediat. Clin. North America,1955
5. Complications of Vaccination Against Smallpox;Greenberg;Am. J. Dis. Child.,1948