L. Solari, J. O. Alarcón, J. Piscoya, and R. Tejada, “Respiratory symptoms in people attended in health facilities of the Ministry of Health in Lima, Peru”, Rev Peru Med Exp Salud Publica, vol. 36, no. 2, pp. 207–13, Jun. 2019, doi: 10.17843/rpmesp.2019.362.4189.