Lo, R.; Barrientos, A.; Espiritu, B.; Santiago, F. K.; Tandoc III, A.; Veloso, J.; Yanez, S. An Evaluation of Pooling Strategies for RT-QPCR Testing for SARS-CoV-2 Infection: A Pragmatic Multi-Site Parallel Operational Study . Phil Journal Path 2021, 5, 12-33.