Hanshila, Vudaga, Shaik Khadeer, and Syeda Sumera. “Determination of Immunisation Status of Children Between 2-5 Years of Age Who Attending to Teaching Institute With Concern to Both National Immunization Schedule and Optional Vaccines”. International Journal of Contemporary Pediatrics 11, no. 6 (May 27, 2024): 707–711. Accessed March 26, 2026. https://www.ijpediatrics.com/index.php/ijcp/article/view/6010.