title: A practical approach for comparing means of two groups without equal variance assumption: H. Wang and S. Chow, Statistics in Medicine 2002; 21:3137-3151.
authors.forename: Julia
authors.initials: J
authors.lastname: Singer
mesh_terms: D000704:Analysis of Variance; D002986:Clinical Trials as Topic / Q000379:methods*; D016001:Confidence Intervals; D006801:Humans; D018401:Sample Size