About the Authors

In-Chan Ng

Affiliation Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan

Tzai-Hung Wen

wenthung@ntu.edu.tw (THW); fangct@ntu.edu.tw (CTF)

Affiliation Department of Geography, College of Science, National Taiwan University, Taipei, Taiwan

Jann-Yuan Wang

Affiliation Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan

Chi-Tai Fang

wenthung@ntu.edu.tw (THW); fangct@ntu.edu.tw (CTF)

Affiliations Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan, Department of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: THW CTF. Analyzed the data: ICN. Contributed reagents/materials/analysis tools: THW CTF. Wrote the paper: ICN THW CTF. Interpreted data and revised the manuscript: JYW.