title: A further look at the Cochran-Mantel-Haenszel risk difference.
authors.forename: T
authors.initials: T
authors.lastname: Sato
mesh_terms: D002986:Clinical Trials as Topic / Q000706:statistics & numerical data*; D016001:Confidence Intervals; D006801:Humans; D015337:Multicenter Studies as Topic; D012107:Research Design