Abdullahi Abdullateef, Mainasara Yakubu Kurfi, Ololade Olatunji Lateef, Omolara Oluwabusayo Akin-Odukoya, and Muhammad Ridwan, “Knowledge and Perception of Diphtheria Vaccine Messages on Radio among Residents of Ungogo Local Government Area, Kano State”, konfrontasi2, vol. 12, no. 1, pp. 36-49, Feb. 2025.