Viana, Mde Leeuw, FBartonova, ACastell, NOzturk, EGonzález Ortiz, A2020-08-142020-08-142020-07-061873-67503264548710.1016/j.envint.2020.105907http://hdl.handle.net/10029/624042enEmerging sourcesFutureManagementNeedsNovel pollutantsUrbanAir quality mitigation in European cities: Status and challenges ahead.ArticleEnviron Int 2020; 143:105907