Guxens Mònica, Ballester Ferran, Espada Mercedes, Fernández Mariana F, Grimalt Joan O, Ibarluzea Jesús, Olea Nicolás, Rebagliato Marisa, Tardón Adonina, Torrent Maties, Vioque Jesus, Vrijheid Martine, Sunyer Jordi
Centre for Research in Environmental Epidemiology, 08003 Barcelona, Catalonia, Spain.
Int J Epidemiol. 2012 Aug;41(4):930-40. doi: 10.1093/ije/dyr054. Epub 2011 Apr 5.