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. 2020 Jul 22;7:411. doi: 10.3389/fvets.2020.00411

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Copyright © 2020 Turner, Hickman, van Luijk, Ritskes-Hoitinga, Sargeant, Kurosawa, Agui, Baumans, Choi, Choi, Flecknell, Lee, Otaegui, Pritchett-Corning and Shimada.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Quality assessment summary for the 37 papers included in this systematic review. (a) Reporting of any randomization, (b) reporting of any blinding, and (c) sample size calculation performed.