Velásquez-Quispe LS, Ortiz-Meza CA, Calizaya-Mamani UG, Zapana-Calderón AA, Chire-Fajardo GC. Nutritional energy in pos COVID-19 time in Peru. Enfoque UTE [Internet]. 2021 Oct. 1 [cited 2024 Nov. 7];12(4):pp. 1 - 28. Available from: http://ingenieria.ute.edu.ec/index.php/revista/article/view/761