Madam. The significance of Big Data Analysis (BDA) in optimizing immunization programmes in Pakistan emerges within the context of global and regional immunization challenges post the COVID-19 pandemic. Despite recovery efforts. a substantial number of children globally remain under-vaccinated. https://www.roneverhart.com/Pitkin-Ave-east-toward-Stone-Avenue-Brownsville-Mother-Gaston-Blvd-1964/