Vicent, Lourdes
Martínez-Sellés, Helena
Lucia, Alejandro
Emanuele, Enzo
Fernández-Avilés, Francisco
Martínez-Sellés, Manuel
Article History
Received: 16 September 2018
Accepted: 3 October 2018
First Online: 9 October 2018
Compliance with Ethical Standards
: The study protocol complied with the principles of Declaration of Helsinki and was approved by the Gregorio Marañon Hospital Ethics Committee.
: The authors declare that they have no conflict of interest.
: All participants provided informed consent.