1. Department of Gastroenterology, General Hospital of Northern Theater Command, Shenyang, China
2. Postgraduate College, Liaoning University of Traditional Chinese Medicine, Shenyang, China
3. Postgraduate College, China Medical University, Shenyang, China
4. Department of Ultrasound, General Hospital of Northern Theater Command, Shenyang, China
5. Department of Life Sciences and Biopharmaceutics, Shenyang Pharmaceutical University, Shenyang, China
6. Department of Congenital Cardiology, General Hospital of Northern Theater Command, Shenyang, China