SILVA, Rui F.; MENDONCA, Luís; PEREIRA, Luciano  and  BECO, Ana. Case series of COVID-19 in chronic kidney disease patients under peritoneal dialysis at a northern Portuguese center. Port J Nephrol Hypert [online]. 2022, vol.36, n.1, pp.31-34.  Epub Mar 30, 2022. ISSN 0872-0169.