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Additional Information

Competing Interests

Genevieve McArthur, Mark Boyes and Nicholas Badcock are Academic Editors for PeerJ.

Author Contributions

Genevieve M McArthur conceived and designed the experiments, wrote the paper, reviewed drafts of the paper.

Deanna Francis conceived and designed the experiments, reviewed drafts of the paper.

Nathan Caruana conceived and designed the experiments, reviewed drafts of the paper.

Mark E Boyes conceived and designed the experiments, reviewed drafts of the paper.

Nicholas A Badcock conceived and designed the experiments, wrote the paper, prepared figures and/or tables, reviewed drafts of the paper.

Data Deposition

The following information was supplied regarding data availability:

The research in this article is a systematic review protocol and therefore did not generate any raw data.

Funding

The authors received no funding for this work


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