Alshammari, Yousef fehaid hawas. “Advancements in Vaccination Tracking and Delivery Systems through Health Informatics: A Review of Digital Innovations and COVID-19 Impact: Advancements in Vaccination Tracking and Delivery Systems through Health Informatics: A Review of Digital Innovations and COVID-19 Impact”. Saudi Journal of Medicine and Public Health, vol. 1, no. 1, Jan. 2024, https://saudijmph.com/index.php/pub/article/view/6.