Roca-Cusachs, Pere http://orcid.org/0000-0001-6947-961X
Conte, Vito http://orcid.org/0000-0002-7439-2866
Trepat, Xavier
Article History
Received: 16 December 2016
Accepted: 24 May 2017
First Online: 19 June 2017
Competing interests
: The authors declare no competing financial interests.