title: Re: "Variable selection for propensity score models".
authors.forename: Ian
authors.initials: I
authors.lastname: Shrier
authors.forename: Robert W
authors.initials: RW
authors.lastname: Platt
authors.forename: Russell J
authors.initials: RJ
authors.lastname: Steele
mesh_terms: D015986:Confounding Factors, Epidemiologic; D004812:Epidemiologic Methods; D016032:Randomized Controlled Trials as Topic / Q000706:statistics & numerical data*; D012044:Regression Analysis