@article{Morozova2017, author = "Olga Morozova and Ted Cohen and Forrest W. Crawford", title = "{rr_bias_supplement.pdf from Risk ratios for contagious outcomes}", year = "2017", month = "12", url = "https://rs.figshare.com/articles/journal_contribution/rr_bias_supplement_pdf_from_Risk_ratios_for_contagious_outcomes/5745552", doi = "10.6084/m9.figshare.5745552.v1" }