- GFR by CKD-EPI
*Levey AS, Stevens LA, Schmid CH et al. (May 2009).”A new equation to estimate glomerular filtration rate”. Annals of Internal Medicine 150 (9): 604–12
- GFR by MDRD-4
*Levey AS, Bosch JP, Lewis JB, Greene T, Rogers N, Roth D (March 1999).”A more accurate method to estimate gloerular filtration rate from serum creatinine: a new prediction equation. Modification of Diet in Renal Satudy Group”. Annals of Internal Medicine 130 (6): 461–70.
- Cockcroft-Gault
*Cockcroft DW, Gault MH (1976). "Prediction of creatinine clearance from serum creatinine". Nephron 16 (1): 31–41
- Schwartz (for children)