title: The performance of the two-stage analysis of two-treatment, two-period crossover trials.
authors.forename: T J
authors.initials: TJ
authors.lastname: Cleophas
mesh_terms: D015982:Bias; D002986:Clinical Trials as Topic / Q000379:methods*; D004347:Drug Interactions; D015203:Reproducibility of Results; D013223:Statistics as Topic