• closedAccess   Second-hand smoke exposure in 4-year-old children in Spain: Sources, associated factors and urinary cotinine 

      Aurrekoetxea, J. J.; Murcia, Mario; Rebagliato, Marisa; Guxens, Mònica; Fernández Somoano, Ana; López Espinosa, María José; Lertxundi, Aitana; Castilla, Ane M.; Espada, Mercedes; Tardon, Adonina; Ballester, Ferran; SANTA MARINA, LORETO Elsevier (2016-02)
      Introduction Second-hand smoke exposure (SHS) in children remains as a major pollution problem, with important consequences for children's health. This study aimed to identify the sources of exposure to SHS among ...