About the Authors

Ning Ning

Affiliations Radiology Department of The First Affiliated Hospital, Xi’an Jiaotong University, Xi’an, Shaanxi, People’s Republic of China, Nuclear Medicine Department of The Second Affiliate Hospital, Xi’an Jiaotong University, Xi’an, Shaanxi, People’s Republic of China

Lei Zhang

Affiliations Radiology Department of The First Affiliated Hospital, Xi’an Jiaotong University, Xi’an, Shaanxi, People’s Republic of China, Radiology Department of Baoji Center Hospital, Baoji, Shaanxi, People’s Republic of China

Jie Gao

Affiliation Radiology Department of The First Affiliated Hospital, Xi’an Jiaotong University, Xi’an, Shaanxi, People’s Republic of China

Yumiao Zhang

Affiliation Radiology Department of The First Affiliated Hospital, Xi’an Jiaotong University, Xi’an, Shaanxi, People’s Republic of China

Zhuanqin Ren

Affiliation Radiology Department of Baoji Center Hospital, Baoji, Shaanxi, People’s Republic of China

Gang Niu

Affiliation Radiology Department of The First Affiliated Hospital, Xi’an Jiaotong University, Xi’an, Shaanxi, People’s Republic of China

Yongming Dai

Affiliation Radiology Department of The First Affiliated Hospital, Xi’an Jiaotong University, Xi’an, Shaanxi, People’s Republic of China

Ed X. Wu

Affiliation Laboratory of Biomedical Imaging and Signal Processing, The University of Hong Kong, Hong Kong SAR, People’s Republic of China

Youmin Guo

Affiliation Radiology Department of The First Affiliated Hospital, Xi’an Jiaotong University, Xi’an, Shaanxi, People’s Republic of China

Jian Yang

cjr.yangjian@vip.163.com

Affiliation Radiology Department of The First Affiliated Hospital, Xi’an Jiaotong University, Xi’an, Shaanxi, People’s Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JY. Performed the experiments: NN LZ YZ ZR. Analyzed the data: NN LZ JG. Contributed reagents/materials/analysis tools: NN GN JG ZR YG JY. Wrote the paper: NN JY. Revised the manuscript: JY EW YD.