biological markers

  • Assessing secondhand smoke exposure with reported measures
    Erika Avila-Tang, Jessica L Elf, K Michael Cummings, Geoffrey T Fong, Melbourne F Hovell, Jonathan D Klein, Robert McMillen, Jonathan P Winickoff, Jonathan M Samet
  • Assessing secondhand smoke using biological markers
    Erika Avila-Tang, Wael K Al-Delaimy, David L Ashley, Neal Benowitz, John T Bernert, Sungroul Kim, Jonathan M Samet, Stephen S Hecht