“Impact of Parental Vaccine Hesitancy on Infant Mortality Rates: A Cross-Sectional Study in District Charsadda, Khyber Pakhtunkhwa, Pakistan”. Physical Education, Health and Social Sciences, vol. 3, no. 4, Oct. 2025, pp. 204-15, https://doi.org/10.63163/jpehss.v3i4.778.