Received: 17 April 2019
Accepted: 30 August 2019
First Online: 14 September 2019
Ethics approval and consent to participate
: Participation in the study was entirely voluntary. All participants provided written informed consent to take part in the study. Before patients consented to participate in the interview, all the subjects received a detailed both written and oral information about the study. Patients were also informed that they could withdraw from the study at any time without penalty. Patients’ information was coded and stored safely, and only the researcher had access to it. This study was conducted in accordance with the Declaration of Helsinki and was approved by the Ethics Committee of the Hospital Complex of Soria.
: Written consent was received from all participants to publicly share the results of the study.
: The authors declare that they have no competing interests.