About the Authors

Chuan-Hung Chiu

Affiliation Department of Bioenvironmental systems engineering, National Taiwan University, Taipei, Taiwan

Tzai-Hung Wen

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

Lung-Chang Chien

Affiliation Division of Biostatistics, University of Texas School of Public Health at San Antonio Regional Campus, San Antonio, Texas, United States of America; Research to Advance Community Health Center, University of Texas Health Science Center at San Antonio Regional Campus, San Antonio, Texas, United States of America

Hwa-Lung Yu

hlyu@ntu.edu.tw

Affiliation Department of Bioenvironmental systems engineering, National Taiwan University, Taipei, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CHC HLY. Performed the experiments: CHC HLY. Analyzed the data: CHC HLY. Contributed reagents/materials/analysis tools: CHC THW LCC HLY. Wrote the paper: CHC THW LCC HLY.