Lamria Situmeang, and Hayatun Nufus. “The Effectiveness of Health Education Videos As Nurse Innovation to Increase Maternal Knowledge About Child Immunization”. Professional Evidence-based Research and Advances in Wellness and Treatment 3, no. 3 (September 24, 2026): 234–250. Accessed October 11, 2026. https://gpijournal.com/index.php/perawat/article/view/843.