Analysis of trend of Oncomelania snail status in Yangtze River valley of Anhui Province, 1998-2009
HE Jia-Chang, WANG Jia-Sheng, LU Jin-You, LI Ting-Ting, GAO Feng-Hua, ZHOU Ping, ZHU Chuan-Ming, HE Long-Zhu, YU Bei-Bei, ZHANG Shi-Qing
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