Bhushan, KBaily, G VNair, S SGanapathy, K TSingh, V1975-09-012009-05-271975-09-012009-05-271975-09-01Bhushan K, Baily GV, Nair SS, Ganapathy KT, Singh V. Freeze dried BCG vaccine sealed in presence of nitrogen. Indian Journal of Medical Research. 1975 Sep; 63(9): 1335-43http://imsear.searo.who.int/handle/123456789/16641engBCG VaccineDrug StorageFreeze DryingHumansNitrogenTemperatureFreeze dried BCG vaccine sealed in presence of nitrogen.Comparative Study