“Knowledge, Attitude, and Practices Assessment of Unvaccinated Adult In-Patients Regarding COVID-19 Vaccination in a Tertiary Hospital in Nueva Vizcaya, Philippines: A Cross-Sectional Study”. Acta Medica Philippina (September 16, 2025). Accessed October 3, 2025. https://luna.upm.edu.ph/index.php/acta/article/view/10612.