methods

  • Environmental monitoring of secondhand smoke exposure
    Benjamin J Apelberg, Lisa M Hepp, Erika Avila-Tang, Lara Gundel, S Katharine Hammond, Melbourne F Hovell, Andrew Hyland, Neil E Klepeis, Camille C Madsen, Ana Navas-Acien, James Repace, Jonathan M Samet, Patrick N Breysse