Herranz, Gervasi
Singh, Gyanendra
Bergeal, Nicolas
Jouan, Alexis
Lesueur, Jérôme
Gázquez, Jaume
Varela, María
Scigaj, Mateusz
Dix, Nico
Sánchez, Florencio
Fontcuberta, Josep
Article History
Received: 29 August 2014
Accepted: 3 December 2014
First Online: 13 January 2015
Competing interests
: The authors declare no competing financial interests.