title: Commentary: extending organizational schema for causal effects.
authors.affiliation: From the aVA Greater Los Angeles Health Services Research and Development, Center of Excellence, Sepulveda, CA; bDepartment of Epidemiology, UCLA School of Public Health, Los Angeles, CA; and cDepartment of Statistics, UCLA College of Letters and Science, Los Angeles, CA.
authors.forename: Katherine J
authors.initials: KJ
authors.lastname: Hoggatt
authors.forename: Sander
authors.initials: S
authors.lastname: Greenland
mesh_terms: D015984:Causality; D016021:Epidemiologic Studies; D006801:Humans; D012306:Risk