scientific article
author: Belen Lorente-Galdos, Montserrat García-Closas, Evangelina López de Maturana, Adonina Tardón, Francisco X Real, Stephen Chanock, Nathaniel Rothman, Manolis Kogevinas, Anna González-Neira, Debra T. Silverman, Sandra Petrus-Reurer, Gemma Vellalta, M.Luz Calle, Nuria Malats, Arcadi Navarro