Uzoma, F.; Nwanna, N.; Dozie, U.; Okoro, I. .; Ibe, S.; Iwuala, C.; Akanazu, C.; Izuchukwu, B. .; Egboluche, O. Leveraging WhatsApp to Improve Parental Engagement and HPV Vaccine Information Uptake in Nigeria: A Digital Health Intervention Study. JMWAN 2026, 11 (1). https://doi.org/10.71526/jmwan.v11i1.138.