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; Isabel Therese S. Villaruz. A Correlational Study on Health Literacy and Polio Vaccine Hesitancy Among Filipino Parents. IJPRSE 2021, 2, 1-6.