About the Authors
Center of Cardiovascular Surgery, Guangzhou General Hospital of Guangzhou Military Command, Guangzhou, China
Department of Anesthesiology, General Hospital of Chengdu Military Command, Chengdu, China
The authors have declared that no competing interests exist.
Conceived and designed the experiments: XW GG. Performed the experiments: XW BY WD. Analyzed the data: XW YY XL. Contributed reagents/materials/analysis tools: BY WD. Wrote the paper: XW GG.