Clinical Study of Characteristics of Acute Poisoning Caused by Calcium Channel Blockers por LI Hui, REN Zhen, GUO Zhiguo

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Function-reconfigurable water short backfire antenna por Ren, Zhen, Qi, Shi-Shan, Wu, Wen, Shen, Zhongxiang

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Pattern-reconfigurable water horn antenna por Ren, Zhen, Qi, Shi-Shan, Wu, Wen, Shen, Zhongxiang

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Prevalence rate and influencing factors of sleep insufficiency in medical students with migraine por Zhao Jiayu, Yang Jiaming, Luo Wenxiu, Ren Zhen, Liu Chang, Li Yajie, Xiao Yun, Luo Jiaming

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