Authors: Klea Katsouyanni; Jonathan M Samet; H Ross Anderson; Richard Atkinson; Alain Le Tertre; Sylvia Medina; Evangelia Samoli; Giota Touloumi; Richard T Burnett; Daniel Krewski; Timothy Ramsay; Francesca Dominici; Roger D Peng; Joel Schwartz; Antonella Zanobetti Journal: Res Rep Health Eff Inst Date: 2009-10