Nimra, Mehak, Hamza Irshad, Muhammad Hasnain, and Sheikh Ishaque. 2021. “The Correlation and Determinants of Cost-Benefit Analysis of Measles Vaccines Among the Medical Centers Providing Expanded Program on Immunization (EPI)”. Journal of Shifa Tameer-E-Millat University 4 (2), 110-16. https://doi.org/10.32593/jstmu/Vol4.Iss2.167.