1. Department of Immunology and Rheumatology, The Fourth Hospital of Hebei Medical University, Shijiazhuang, P.R. China.
2. Department of Animal Center, The Fourth Hospital of Hebei Medical University, Shijiazhuang, P.R. China.
3. Department of Breast Center, The Fourth Hospital of Hebei Medical University, Shijiazhuang, P.R. China.