Document is current

Article History

Received: 4 October 2016

Revised: 29 November 2016

Accepted: 16 February 2017

First Online: 25 February 2017

Compliance with ethical standards

:

: No funding was received for this research.

: Luigi Taranto-Montemurro reports personal fees from Novion Pharmaceuticals, outside the submitted work.The other authors certify that they have no affiliation with or involvement in any organization or entity with any financial interest.

: All procedures performed in studies involving human participants were in accordance with the ethical standards of institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.

: Informed consent was obtained from all individual participants included in the study.