1. Department of Pharmacology, School of Pharmacy, China Medical University, Shenyang, Liaoning 110122, P.R. China
2. Department of General Practice, The First Hospital of China Medical University, Shenyang, Liaoning 110001, P.R. China
3. Deparment of Ion Channel Pharmacology, School of Pharmacy, China Medical University, Shenyang, Liaoning 110122, P.R. China
4. Outpatient Department, Shenyang Artillery Academy, Shenyang, Liaoning 110867, P.R. China
5. Liaoning Blood Center, Shenyang, Liaoning 110044, P.R. China