. 2016 Sep 9;7(3):e15. doi: 10.5037/jomr.2016.7315
Copyright © Daugela P, Cicciù M, Saulacic N. Published in the JOURNAL OF ORAL & MAXILLOFACIAL RESEARCH (http://www.ejomr.org), 9 September 2016.
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Figure 1.
PRISMA flow diagram.