Punzalan KA, Yu R, Chamen IM. External Quality Assessment Scheme for Transfusion Transmissible Infections among Blood Service Facilities in the Philippines, 2016. Phil Journal Path [Internet]. 2017 Aug. 14 [cited 2026 Apr. 25];2(2):36. Available from: https://www.philippinejournalofpathology.org/index.php/PJP/article/view/71