Herrera-Añazco, Percy, et al. “Number of Nephrologists, Hemodialysis Services, and Prevalence Trend of Chronic Kidney Disease in the Ministry of Health of Peru”. Revista Peruana De Medicina Experimental Y Salud Pública, vol. 36, no. 1, Mar. 2019, pp. 62-7, https://doi.org/10.17843/rpmesp.2019.361.4253.