Saffar, M.-J., Saffar, H., Saffar, H., Mousavi, S. J., Shiraj, H. and Rezaei , M.-S. (2023) “ 20 Years after the Infantile Vaccination: The Most Appropriate Policy to Confer Full Protection”., Jour Med Resh and Health Sci, 6(10), pp. 2786–2794. doi: 10.52845/JMRHS/2023-6-10-4.