1. Department of Nuclear Medicine, General Hospital of Northern Theater Command, Shenyang 110016, China
2. Department of the Food and Drug Inspection, Shenyang Joint Logistics Support Center Drug Instrument Supervision and Inspection Station, Shenyang 110026, China
3. Department of Organic Chemistry, College of Pharmacy, Second Military Medical University, Shanghai 200433, China
4. Department of Human Resource, General Hospital of Northern Theater Command, Shenyang 110016, China