Manzala, C. E. C. .; Mora, S. M. J. R. .; Esparas, A. M. .; Sabado, M. A. .; Landao, C. C. .; Magalso, A. . Poor Eyesight: Its Effect on Academic Performance of Selected ABM Grade 12 Students In Bestlink College of the Philippines. AASgBCPJMRA 2019, 1.