1. Laboratory of Medical Genetics, Harbin Medical University, Harbin, Heilongjiang 150081, P.R. China
2. In‑Patient Ultrasound Department, The Second Affiliated Hospital of Harbin Medical University, Harbin, Heilongjiang 150086, P.R. China
3. Department of Hepatopancreatobiliary Surgery, The Second Affiliated Hospital of Harbin Medical University, Harbin, Heilongjiang 150086, P.R. China
4. Scientific Research Centre, The Second Affiliated Hospital of Harbin Medical University, Harbin, Heilongjiang 150086, P.R. China