8Andre FE, Stanbury WJ, Teuwen DE, Conventional and New Generation Combined Vaccines//Kurstak E. Modern Vaeeinology. New York: Plenum Publishing Corporation, 1994 :41-54.
9Wharton M, Cochi SL, Williams WW, et al. Measles, mumps and rubella vaccines. Infect Dis Clin North Am,1990,4(1):47- 73.
10Schwarzer S,Reibel S,Lang AB,et al. Safety and characterization of the immune response engendered by two combined measles, mumps and rubella vaccine. Vaccine, 1998,16 (2/3) : 298- 304.