De la Guerra-De Urioste, J.P. et al.trans. 2021. Prevalence of Burnout Syndrome in Principals of Public Educational Institutions in Barrios Altos, Lima, Perú. Revista Electrónica Educare. 25, 3 (Aug. 2021), 1–17. DOI:https://doi.org/10.15359/ree.25-3.28.