. 2016 Dec 1;11(12):e0167230. doi: 10.1371/journal.pone.0167230
© 2016 Szakmany et al
This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.
Fig 1. Organisational flowchart of the study.
