John David P. Ledesma, Ma. Bernadette Lucia B. Briones, Gaille Ann G. Guanga, Patricia Margarette C. Mercado, Millen Van Joy P. Miguel, Anna Liezle T. Pagud, and Isabel Therese S. Villaruz. “A Correlational Study on Health Literacy and Polio Vaccine Hesitancy Among Filipino Parents”. International Journal of Progressive Research in Science and Engineering, vol. 2, no. 12, Dec. 2021, pp. 1-6, https://journal.ijprse.com/index.php/ijprse/article/view/478.