1. Stability and preservability of freeze-dried smallpox vaccine with different moisture contents;Nomura;Japanese Journal of Medical Sciences, 2nd Pt. Biochemistry,1965
2. A gas chromatographic method of measuring residual water in freeze-dried smallpox vaccine;Robinson;Bulletin de l'Organisation Mondiale de la Santé,1972
3. The effect of residual moisture in lyophilized smallpox vaccine on its stability at different temperatures;Sparkes;Bulletin de l'Organisation Mondiale de la Santé,1972
4. Production and use of smallpox egg vaccine;Voegeli,1972