. 2015 Mar 14;42(2):169–175. doi: 10.1007/s00068-015-0507-y
© The Author(s) 2015
Open AccessThis article is distributed under the terms of the Creative Commons Attribution License which permits any use, distribution, and reproduction in any medium, provided the original author(s) and the source are credited.
Fig. 1.
Flowchart of selected articles