Punzalan KA, Yu R, Chamen IM. External Quality Assessment Scheme for Transfusion Transmissible Infections Among Blood Service Facilities in the Philippines, 2018. Phil Journal Path [Internet]. 2019 Sep. 12 [cited 2024 Apr. 24];4(2):54-7. Available from: https://philippinejournalofpathology.org/index.php/PJP/article/view/147