P. K. T Li, Y. L Cheng, C. B Leung, C. C Szeto, K. M Chow, B. C. H Kwan, E. S. C Ng, Q. W. Y Fok, Y. L Poon and A. W. Y. Yu
Clinical Journal of the American Society of Nephrology 5 ( 4 ): 652 - 658 , 2010