Austro, M. Dolores
González, Encarnación
Peñalver, M. Angustias
Pérez, Domingo
Alarcón, José Antonio
Article History
Received: 6 May 2017
Accepted: 20 February 2018
First Online: 16 April 2018
Compliance with ethical guidelines
:
: M.D. Austro, E. González, M.A. Peñalver, D. Pérez and J.A. Alarcón declare that they have no competing interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in the study.