E. T. Mejía Alvarez, D. F. Obando Revelo, S. X. Guerrón Enriquez, y J. F. Ramírez Pérez, Evaluation of the management of the cold chain by the nursing staff in the vaccination area of type C health center Las Palmas 2019, Universidad y Sociedad, vol. 13, n.º S2, pp. 347-352, oct. 2021.