About the Authors

Malcolm Koo

Affiliations Department of Medical Research, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Dalin, Chiayi, Taiwan, Dalla Lana School of Public Health, University of Toronto, Ontario, Canada

Juen-Haur Hwang

g120796@tzuchi.com.tw

Affiliations School of Medicine, Tzu Chi University, Hualien, Taiwan, Department of Otolaryngology, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Dalin, Chiayi, Taiwan, Sleep Center, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Dalin, Chiayi, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JHH. Performed the experiments: MK. Analyzed the data: MK. Contributed reagents/materials/analysis tools: JHH. Wrote the paper: JHH MK.