About the Authors

Lin Xiao

Affiliations Public Health Department, Cree Board of Health and Social Services of James Bay, Mistissini, Quebec, G0W 1C0, Canada, Department of Obstetrics and Gynecology, Sainte-Justine Hospital, University of Montreal, Montreal, Quebec, H3T 1C5, Canada

Dan-Li Zhang

Affiliations Department of Obstetrics and Gynecology, Sainte-Justine Hospital, University of Montreal, Montreal, Quebec, H3T 1C5, Canada, Ministry of Education-Shanghai Key Laboratory of Children's Environmental Health, Xinhua Hospital, Shanghai Jiao-Tong University School of Medicine, Shanghai, 200092, China

Jill Torrie

zc_luo@yahoo.com (ZCL); torrie.jill@ssss.gouv.qc.ca (JT)

Affiliation Public Health Department, Cree Board of Health and Social Services of James Bay, Mistissini, Quebec, G0W 1C0, Canada

Nathalie Auger

Affiliation University of Montreal Hospital Research Centre, University of Montreal, Montreal, Quebec, H2X 0A9, Canada

Nancy Gros-Louis McHugh

Affiliation Research Division, First Nations of Quebec and Labrador Health and Social Service Commission, Wendake, Quebec, G0A 4V0, Canada

Zhong-Cheng Luo

zc_luo@yahoo.com (ZCL); torrie.jill@ssss.gouv.qc.ca (JT)

Affiliations Department of Obstetrics and Gynecology, Sainte-Justine Hospital, University of Montreal, Montreal, Quebec, H3T 1C5, Canada, Ministry of Education-Shanghai Key Laboratory of Children's Environmental Health, Xinhua Hospital, Shanghai Jiao-Tong University School of Medicine, Shanghai, 200092, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: LX DLZ JT NA NGLM ZCL. Data curation: LX ZCL. Formal analysis: LX ZCL. Funding acquisition: NA JT NGLM ZCL. Investigation: LX DLZ NA ZCL. Methodology: LX DLZ NA ZCL. Project administration: LX ZCL. Resources: LX JT NA ZCL. Software: LX ZCL. Supervision: ZCL. Validation: LX ZCL. Visualization: LX DLZ. Writing - original draft: LX DLZ. Writing - review & editing: JT NA NGLM ZCL.