1. Hospital Pharmacy Division, Hospital Universitario de La Princesa, Madrid, Spain
2. Neurology Department, Hospital Universitario de La Princesa, IIS-IP, Madrid, Spain
3. Methodology Unit, Health Research Institute Princesa (IIS-IP), Madrid, Spain
4. Pharmacology Department, Hospital Universitario de La Princesa, IIS-IP, Madrid, Spain
5. Rheumatology Division, Hospital Universitario Marqués de Valdecilla, University of Cantabria, Santander, Spain
6. Rheumatology Division, Hospital Universitario de La Princesa, Madrid, Spain
7. Medicine Department, Universidad Autónoma de Madrid (UAM) and Catedra, Madrid, Spain