Vargas, Carlos. A.
Koulakov, Ivan
Jaupart, Claude
Gladkov, Valery
Gomez, Eliana
El Khrepy, Sami
Al-Arifi, Nassir
Article History
Received: 28 October 2016
Accepted: 8 March 2017
First Online: 10 April 2017
Competing interests
: The authors declare no competing financial interests.