1. Department of Tuberculosis, Affiliated Hospital of Hebei University, Baoding, Hebei 071000, P.R. China
2. Clinical Laboratory, Affiliated Hospital of Hebei University, Baoding, Hebei 071000, P.R. China
3. Department of Medical Oncology, Affiliated Hospital of Hebei University, Baoding, Hebei 071000, P.R. China