Dr.Isaac Raj Songa, Dr.Rajesh Kamath Dr.Charan Tej koyi , Dr.Keerthi Kakinada, Dr.Sagarika Kamath. “Costing of Production and Maintenance of Blood Products in the Blood Bank of a Tertiary Care Hospital in South India”. International Journal of Advanced Science and Technology, Vol. 29, no. 8s, Apr. 2020, pp. 3907 -19, http://sersc.org/journals/index.php/IJAST/article/view/19082.