1. Internal Medicine Service, University Hospital Infanta Leonor, Madrid, Spain
2. Harm Reduction Unit “SMASD”, Addictions and Mental Health Department, Madrid, Spain
3. Barcelona Institute for Global Health (ISGlobal), Hospital Clinic, University of Barcelona, Barcelona, Spain
4. Unit of Preventive Medicine and Public Health, Rey Juan Carlos University, Madrid, Spain
5. Pharmacy Department, University Hospital Infanta Leonor, Madrid, Spain
6. School of Medicine, Complutense University of Madrid, Madrid, Spain
7. Gregorio Marañón Health Research Institute, Madrid, Spain