Parra, Cristina
Mele, Maria
Alonso, Iris
Trenchs, Victoria
Luaces, Carles
Funding for this research was provided by:
no funding (there is no funding)
Article History
Received: 9 May 2018
Revised: 16 August 2018
Accepted: 27 August 2018
First Online: 8 September 2018
Compliance with ethical standards
: The study was approved by the hospital research ethical committee
: The authors declare that that they have no conflict of interest.
: Informed consent was obtained from all individual participants included in the study.