Cárdenas, Liliana
Cañas-Álvarez, Jhon J.
Vázquez, Ana
Boixadera, Ester
Casal, Jordi
Article History
Received: 17 June 2018
Accepted: 27 August 2018
First Online: 12 September 2018
Compliance with ethical standards
: The manuscript does not contain clinical studies or patient data.
: The authors declare that they have no conflict of interest.