1. Department of Pharmacy, The Fourth Affiliated Hospital of Harbin Medical University, Harbin, P. R. China.
2. Department of Pharmacy, Hongqi Hospital Affiliated of Mudanjiang Medical College, Mudanjiang, P. R. China.
3. Department of Pharmacy, Heilongjiang Nursing College, Harbin, P. R. China.
4. Department of Biochemistry and Molecular Biology, Qiqihar Medical University, Qiqihar, P. R. China.