W. Mohamad Hanapi, Wan Hanieza, Haslina Sarkan, Nilam Nur Amir Sjarif, Yazriwati Yahya, and Suriayati Chuprat. 2019. “A Prediction Model for Blood Donation Using Multiple Logistic Regression”. Open International Journal of Informatics 7 (Special Issue 2):147-57. https://oiji.utm.my/index.php/oiji/article/view/87.