1. Centre for Drug Surveillance (CESME)School of Medicine, Valladolid University Valladolid Spain
2. Department of PharmacySagrado Corazón Hospital Valladolid Spain
3. Centre for Drug Surveillance (CESME) School of Medicine, Valladolid University Valladolid Spain
4. Pharmacology, School of Medicine, Oviedo University Oviedo Spain