López Aspiroz, Elena
Cabrera Figueroa, Salvador Enrique
Valverde Merino, María Paz
Carracedo Álvarez, Ángel
Article History
First Online: 10 August 2019
Compliance with Ethical Standards
:
: No source of funding.
: Elena López Aspiroz, Salvador Enrique Cabrera Figueroa, María Paz Valverde Merino and Ángel Carracedo declare that they have no conflicts of interest.
: All procedures in this study were in accordance with the 1964 Helsinki Declaration; the Ethics Committee of the University Hospital of Salamanca (Spain) approved the study.
: Written informed consent was obtained from the patient.