Garcia Rodriguez LA, Duque A, Castellsague J, Perez-Gutthann S, Stricker BH. A cohort study on the risk of acute liver injury among users of ketoconazole and other antifungal drugs. Br J Clin Pharmacol. 1999 Dec 1;48(6):847-52.
Castellsague J, Garcia-Rodriguez LA, Perez-Gutthann S, Agostinis L, Cattaruzi C, Troncon MG. Characteristics of users of inhaled long-acting beta 2-agonists in a southern European population. Respir Med. 1999 Oct 1;93(10):709-14.
Perez-Gutthann S, Garcia-Rodriguez LA, Duque-Oliart A, Varas-Lorenzo C. Low-dose diclofenac, naproxen, and ibuprofen cohort study. Pharmacotherapy. 1999 Jul 1;19(7):854-9. doi: 10.1592/phco.19.10.854.31550