Sira, Carrasco García de León
Patricia, Ruiz Garbajosa
Amalia, Hernández González
Article History
Received: 15 November 2017
Accepted: 15 November 2017
First Online: 20 November 2017
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The authors certify that they comply with the principles of ethical publishing.
: For this type study formal consent is not required.