6Daugirdas JT. Second generation logarithmic estimates of single-pool variable volume Kt/V: an analysis of er- ror[J]. J Am Soe Nephrol, 1993, 4(5): 1205-1213.
7Daugirdas JT, Leypoldt JK, Akonur A, et al. Improved equation for estimating single-pool Kt/V at higher di- alysis frequencies[J]. Nephrol Dial Transplant, 2013, 28(8): 2156-2160.
8Daugirdas JT, Depner TA, Gotch FA, et al. Comparison of methods to predict equilibrated Kt/Y in the HEMO Pilot Study[J]. Kidney Int, 1997, 52(5): 1395-1405.
9Leypoldt JK. Urea standard Kt/V(urea) for assessing di alysis treatment adequacy. Hemodialysis international [J]. International Symposium on Home Hemodialysis, 2004, 8(2): 193-197.
10Daugirdas JT, Depner TA, Greene T, et al. Standard Kt/ Vurea: a method of calculation that includes effects of fluid removal and residual kidney clearance[J]. Kid- ney Int, 2010, 77(7): 637-644.