About the Authors

Chung-Hao Li

Affiliation Department of Family Medicine, Tainan Municipal An-Nan Hospital- China Medical University, Taiwan

Yi-Ching Yang

Affiliations Department of Family Medicine, National Cheng Kung University Hospital, Tainan, Taiwan, Department of Family Medicine, College of Medicine, National Cheng Kung University, Tainan, Taiwan

Jin-Shang Wu

Contributed equally to this work with: Jin-Shang Wu, Chih-Jen Chang

Affiliations Department of Family Medicine, National Cheng Kung University Hospital, Tainan, Taiwan, Department of Family Medicine, College of Medicine, National Cheng Kung University, Tainan, Taiwan

Ying-Hsiang Huang

Affiliation Department of Family Medicine, National Cheng Kung University Hospital, Tainan, Taiwan

Chih-Ting Lee

Affiliation Department of Family Medicine, National Cheng Kung University Hospital, Tainan, Taiwan

Feng-Hwa Lu

Affiliations Department of Family Medicine, National Cheng Kung University Hospital, Tainan, Taiwan, Department of Family Medicine, College of Medicine, National Cheng Kung University, Tainan, Taiwan

Chih-Jen Chang

Contributed equally to this work with: Jin-Shang Wu, Chih-Jen Chang

smallhear@gmail.com

Affiliations Department of Family Medicine, National Cheng Kung University Hospital, Tainan, Taiwan, Department of Family Medicine, College of Medicine, National Cheng Kung University, Tainan, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CHL YCY JSW CJC YHH CTL FHL. Performed the experiments: CHL YCY JSW CJC YHH CTL FHL. Analyzed the data: CHL YCY JSW CJC. Contributed reagents/materials/analysis tools: YCY JSW CJC. Wrote the paper: CHL YCY JSW CJC.