@article{Dai2020, author = "Siyu Dai and Kate Ching Ching Chan", title = "{Multivariate analysis of risk factors for current household ETS exposure.}", year = "2020", month = "1", url = "https://plos.figshare.com/articles/dataset/Multivariate_analysis_of_risk_factors_for_current_household_ETS_exposure_/11606115", doi = "10.1371/journal.pone.0227733.t003" }