1. Centre for Drug Surveillance (CESME); School of Medicine; Valladolid University; Av/Ramon y Cajal N°. 7 47005 Valladolid Spain
2. Department of Pharmacy; Sagrado Corazón Hospital; C/Fidel Recio N.° 1 47002 Valladolid Spain
3. Department of Pharmacology; School of Medicine; Oviedo University; Oviedo Spain