Analysis of Active Ingredients in Alisma orientalis (Sam.)Juze Extract for Inhibiting  Formation of Urinary Oxalate Calcium Calculi by 2D NMR
ZHOU Xue-Feng, YIN Ren-Jie, RUAN Han-Li, ZHANG Yong-Hui, PI Hui-Fang, ZHAO Xiao-E, WU Ji-Zhou
Chinese Journal of Magnetic Resonance . 2005, (2): 195 -200 .