Determination of Free Ellagic Acid Content in Guava Leaves by HPLC
LIU Yu-ge，LIU Sheng-hui，ZANG Xiao-ping，WEI Chang-bin，SUN Guang-ming
FOOD SCIENCE . 2011, (8): 252 -254 .  DOI: 10.7506/spkx1002-6630-201108056