ASSOUNGA, A. G. Editorial note: welcome to Volume 23 and the year 2020. African Journal of Nephrology, [S. l.], v. 23, n. 1, p. 1, 2020. DOI: 10.21804/23-1-3897. Disponível em: https://www.journals.ac.za/ajn/article/view/3897. Acesso em: 8 oct. 2025.