1 College of Information Engineering, Shanghai Maritime University, Shanghai 201306, China.
2 Department of Genetics and Genomics Sciences, Mount Sinai School of Medicine, New York, NY 10029, USA ; Institute of Health Sciences, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai 200031, China.
3 Department of Computer Science, Aberystwyth University, Aberystwyth, Ceredigion SY23 3DB, UK.
4 Department of Radiology, Columbia University Medical Center, New York, NY 10032, USA.
5 Gastrointestinal Medical Department, China-Japan Union Hospital of Jilin University, Changchun 130033, China.