Villanueva III, Emilio, Roel Martin Bumalay, and John Michael Rivera. 2018. “Commercially Bottled Purified Water As an Alternative Instrument Feed Water in Automated Time-Resolved Fluorescent Immunoassay for TSH, 17-OHP and IRT in Neonatal Screening”. PJP 3 (2):18. https://philippinejournalofpathology.org/index.php/PJP/article/view/109.