Funding for this research was provided by:
Consejería de Salud, Junta de Andalucía (PIN 0155-2017)
Received: 28 January 2020
Accepted: 14 May 2020
First Online: 8 June 2020
Ethics approval and consent to participate
: This project received approval from “the regional ethical and research committee” (act 10/19) and the consent to participate is not applicable.
: Not applicable.
: The authors of this paper state that they have no relevant conflicts of interest, which may have an effect on study design, analysis or presentation of results.