Articles Open access Informed consent Authors M. Nefeli Gribaudi – articles in this journal Corresponding author Email Published 30 April 2014 Issue Vol. 36 No. 2 (2014) Section Articles DOI 10.4081/pmc.2014.13 Abstract Metrics Abstract Not available Metrics Citations and online attention from Dimensions, Altmetric and PlumX. PlumX Metrics License PAGEPress has chosen to apply the Creative Commons Attribution NonCommercial 4.0 International License (CC BY-NC 4.0) to all manuscripts to be published.