Merino-Conforme, M., Espinoza-Lucas, M., Acuña-Acebo, M.- del-R. and Carvajal-Barahona, V. 2021. Epidemiological surveillance in times of the COVID-19 pandemic. CIENCIAMATRIA. 7, 1 (May 2021), 4-13. DOI:https://doi.org/10.35381/cm.v7i1.460.