About the Authors

Qiang Huo

Affiliation Department of Breast Surgery, School of Medicine, Shandong University, Qilu Hospital, Ji'nan, Shandong, People's Republic of China

Ning Zhang

Affiliation Department of Breast Surgery, School of Medicine, Shandong University, Qilu Hospital, Ji'nan, Shandong, People's Republic of China

Qifeng Yang

qifengy@gmail.com

Affiliation Department of Breast Surgery, School of Medicine, Shandong University, Qilu Hospital, Ji'nan, Shandong, People's Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: QY. Performed the experiments: QH NZ. Analyzed the data: QH NZ. Wrote the paper: QH QY.