Details of ethics approval
Since this study was a systematic review and meta-analysis, ethics
approval was not required.
Funding: NHMRC Peter Doherty Early Career Fellowship awarded to
PHA (GNT (GNT1090778), NHMRC Public Health Early Career Fellowship
awarded to ZSL (GNT1141382). CTR is supported by a NHMRC Investigator
Grant (GNT1174971) and a Matthew Flinders Fellowship from Flinders
University.