About the Authors

Pei-Lin Yang

Affiliation School of Nursing, National Defense Medical Center, Taipei, Taiwan

Guey-Shiun Huang

Affiliation School of Nursing, College of Medicine, National Taiwan University, Taipei, Taiwan

Chien-Sung Tsai

Affiliations Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan, School of Medicine, National Defense Medical Center, Taipei, Taiwan

Meei-Fang Lou

mfalou@ntu.edu.tw

Affiliation School of Nursing, College of Medicine, National Taiwan University, Taipei, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PLY MFL. Performed the experiments: PLY MFL. Analyzed the data: PLY GSH MFL. Contributed reagents/materials/analysis tools: CST GSH. Wrote the paper: PLY GSH CST MFL.