1. College of Integrated Chinese and Western Medicine, Hebei Medical University, Shijiazhuang 050017, Hebei, China
2. Department of Clinical Laboratory, Tangshan Maternal and Children Hospital, Tangshan 063000, Hebei, China
3. Research Center, The Fourth Hospital of Hebei Medical University, Shijiazhuang 050011, Hebei, China
4. Department of Traditional Chinese Medicine, Tumor Hospital of Hebei Province, The Fourth Hospital of Hebei Medical University, Shijiazhuang 050011, Hebei, China