AskMayoExpert. Kidney disease (adult). Mayo Clinic; 2019.
Inkler LA, et al. Assessment of kidney function. https://www.uptodate.com/contents/search. Accessed April 17, 2021.
National Kidney Foundation. KDIGO 2012 clinical practice guidelines for the evaluation and management of chronic kidney disease. Kidney International Supplements. 2013;3:5.
Chebib FT (expert opinion). Mayo Clinic. April 19, 2021.