Exposure to airborne particulate matter in the subway system Martins, Vânia ; Moreno, Teresa ; Minguillón, María Cruz ; Amato, Fulvio ; de Miguel, Eladio ; Capdevila, Marta ; Querol, Xavier Abstract Publication: Science of the Total Environment Pub Date: April 2015 DOI: 10.1016/j.scitotenv.2014.12.013 Bibcode: 2015ScTEn.511..711M