de Aretxabala, Xabier http://orcid.org/0000-0002-2158-539X
Oppliger, Federico
Solano, Nicolas
Rencoret, Guillermo
Vivanco, Marcelo
Carvajal, Daniel
Hepp, Juan
Roa, Ivan
Article History
Received: 20 December 2017
Accepted: 21 March 2018
First Online: 20 June 2018
Compliance with ethical standards
:
: Xabier de Aretxabala, Federico Oppliger, Nicolas Solano, Guillermo Rencoret, Marcelo Vivanco, Daniel Carvajal, Juan Hepp, and Ivan Roa have no conflicts of interest or financial ties to disclose.