Funding for this research was provided by:
Institutde Terapia Regenerativa Tissular, Centro Medico Teknon (ITRT.2018.23-B/CT)
Text and Data Mining valid from 2019-12-01
Received: 1 July 2019
Accepted: 14 November 2019
First Online: 16 December 2019
Ethics approval and consent to participate
: The protocol was approved by the <i>Agencia Española de Medicamentos y Productos Sanitarios</i> on 21 August 2017. It had previously been approved by the <i>Comité Ético de Investigación Clínica con medicamentos</i> (Ethical Committee for Clinical Research involving medicines) at the Quirón Hospital Group on 18 July 2017. The approval includes the ‘Patient Information Sheet’ and the Informed Consent Document.We obtained informed consent from all participants in the study.
: Not applicable.
: The authors declare that they have no competing interests.