Authors
Haiyun Xu
Institute of Scientific and Technical Information of China, Beijing, China
Chengdu Documentation and Information Center, Chinese Academy of Sciences, Chengdu, China
Chao Wang
Information research institute of Shandong Academy of sciences, Jinan, China
Qilu University of Technology, Jinan, China
Kun Dong
Science and Technology Information Research Institute, Shandong University of Technology, Zibo, China
Zenghui Yue
School of Medical Information Engineering, Jining Medical University, Zibo, China