About the Authors

Yan Song

Affiliation Institute of Chinese Medical Sciences, University of Macau, Taipa, Macau, China

Ying Bian

bianying@umac.mo

Affiliation Institute of Chinese Medical Sciences, University of Macau, Taipa, Macau, China

Max Petzold

Affiliation Center for Applied Biostatistics, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden

Carolina Oi Lam Ung

Affiliation Institute of Chinese Medical Sciences, University of Macau, Taipa, Macau, China

Competing Interests

The authors have the following interests: Chengdu blood center in Sichuan province, China provided technical assistance. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: YB. Performed the experiments: YS YB. Analyzed the data: YS MP COLU. Contributed reagents/materials/analysis tools: YB. Wrote the paper: YS COLU.