Assessing secondhand and thirdhand tobacco smoke exposure in Canadian infants using questionnaires, biomarkers, and machine learning

Parks J, McLean KE, McCandless L, de Souza RJ, Brook JB, Scott JA, Turvey SE, Mandhane PJ, Becker AB, Azad MB, Moraes TJ, Lefebvre DL, Sears MR, Subbarao P, Takaro TK. 2021. Assessing secondhand and thirdhand tobacco smoke exposure in Canadian infants using questionnaires, biomarkers, and machine learning. Journal of Exposure Science & Environmental Epidemiology 32: 112–123. doi: 10.1038/s41370-021-00350-4