M. D. Nakandakari Gomez, H. Marín-Macedo, and R. Seminario-Vilca, “Dengue with signs of alarm and Leptospirosis in a pediatric patient with COVID-19: Dengue con signos de alarma y Leptospirosis en un paciente pediátrico con COVID-19”, Rev.Fac.Med.Hum, vol. 21, no. 2, Feb. 2021.