Effect of lockdown on food security during the COVID-19 pandemic in the Philippines two months after implementation - Villanueva, Jessica D.; Austria, Jonathan D.; Faronilo, Kendrick Mico; Sunga-Lim, Aywin Rosette; Replan, Enrico L.; Sevilla-Nastor, Janice B.; Abuyan, Renante; Peyraube, Nicolas (Philippine Journal of Science)