title: Re: "Assessing the direction of causality in cross-sectional studies".
authors.forename: P M
authors.initials: PM
authors.lastname: Kulkarni
authors.forename: S
authors.initials: S
authors.lastname: Wang
mesh_terms: D015984:Causality; D003430:Cross-Sectional Studies; D004147:Dioxins / Q000009:adverse effects; D004781:Environmental Exposure; D006801:Humans; D008433:Mathematics; D015233:Models, Statistical; D014280:Triglycerides
chemical_list: D004147:Dioxins; D014280:Triglycerides