PM was principal investigator of the research, conceptualized the paper, and wrote the final paper.
Yifei Hu conceptualized the paper, proposed statistical analysis framework, drafted the paper, and contributed to revising and editing of the final draft of the paper.
Dayong Huang, Yifei Hu, and Yujiang Jia conceptualized the paper, did analysis, and drafted the initial version of the paper.
YN was principal investigator of the research, conceptualized the paper, conducted statistical analyses with primary responsibility, and wrote the final paper.
JWY conceptualized the paper, negotiated data access, oversaw the study design, data analysis and the drafting of the paper.
CKT and BC conceptualized the paper; CKT and VCdS carried out the literature review; all authors reviewed successive drafts of the paper.
The author's declare that they have no competing interests. ET and SB jointly conceptualized the paper. ET conducted the literature search and data extraction. ET and SB jointly drafted the paper and both have reviewed and approved the final manuscript. ET was a student at the Johns Hopkins School of Public Health at the time of the work.
PM conceptualized the paper and its methods and coordinated the write up and data analysis with the other four authors.
HS, SPS and LPK conceptualized the paper.
OK, RD and NS conceptualized the paper.
Kenneth Rockwood, Sandra Black, and Ingmar Skoog conceptualized this paper.
