Each professional signed an informed consent form stating the objectives of the study, motivation of the interview, and guaranteeing anonymity and confidentiality. To preserve the latter, each interview was coded using the participant’s profession, region, and interview number. The interviews also emphasized that participation was voluntary and, participants could withdraw at any time during the interviews without explanation. The project was approved by the Research Ethics Committee of the University Hospital Arnau de Vilanova of Lleida (CEIC-2278).
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