title: Variation: use it or misuse it - replication and its variants.
authors: Department of Anaesthesia and Pain Medicine, University of Edinburgh, Royal Infirmary, Edinburgh, 51 Little France Crescent, Edinburgh, EH16 4HA, UK. g.b.drummond@ed.ac.uk
authors: Gordon B
authors: GB
authors: Drummond
authors: Sarah L
authors: SL
authors: Vowler
mesh_terms: D000704:Analysis of Variance; D000818:Animals; D003627:Data Interpretation, Statistical; D011898:Ranidae; D015203:Reproducibility of Results; D012107:Research Design / Q000706:statistics & numerical data*; D015983:Selection Bias