Urine neutrophil gelatinase-associated lipocalin levels do not improve risk prediction of progressive chronic kidney disease. - Liu KD; Yang W; Anderson AH; Feldman HI; Demirjian S; Hamano T; He J; Lash J; Lustigova E; Rosas SE; Simonson MS; Tao K; et al. (Kidney international, 2013)