1. Blood Research Laboratory, Chengdu Blood Center, Chengdu, Sichuan 610041, P.R. China
2. General Clinic, Affiliated Hospital of Inner Mongolia Agricultural University, Hohhot, Inner Mongolia Autonomous Region 010018, P.R. China
3. College of Bioengineering, Sichuan University of Science and Engineering, Zigong, Sichuan 643000, P.R. China