About the Authors

Tang-Tat Chau

Affiliation Department of Family Medicine, Taiwan Landseed Hospital, Tao-Yuan, Taiwan

Kuo-Ying Wang

kuoying@mail.atm.ncu.edu.tw

Affiliation Department of Atmospheric Sciences, National Central University, Chung-Li, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TTC KYW. Performed the experiments: KYW. Analyzed the data: TTC KYW. Contributed reagents/materials/analysis tools: TTC KYW. Wrote the paper: KYW. Designed the software used in analysis: KYW. Obtained permission for use of medical records: TTC.