Forcano-Sanjuan, S.
Soriano-Melchor, E.
Valdivieso-Martinez, B.
Ruiz-GarcĂa, V.
Merino-Torres, J. F.
Cruz-Jentoft, A. J.
Article History
Received: 18 December 2017
Accepted: 9 July 2018
First Online: 1 August 2018
Compliance with ethical standards
:
: All the authors declare that they have no conflict of interest.
: This study was approved by the Clinical Research Ethics Committee of the Hospital La Fe of Valencia. All procedures performed in studies involving human participants were in accordance 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.