title: The use of non-parametric methods in the statistical analysis of the two-period change-over design.
mesh_terms: D001699:Biometry; D001835:Body Weight; D002648:Child; D002986:Clinical Trials as Topic; D004358:Drug Therapy; D005163:Factor Analysis, Statistical; D006801:Humans; D008954:Models, Biological; D010424:Pentobarbital / Q000008:administration & dosage; D013997:Time Factors
chemical_list: D010424:Pentobarbital