Igboji, K. .O., Mba, C. .O., & Otubo, C. .T. (2026). Design and Development of an AI-Driven Mobile Application for Smart Menstrual Cycle Tracking Using Agile Methodology. Direct Research Journal of Engineering and Information Technology, 14(1), 84-91. https://doi.org/10.26765/DRJEIT12486623