10.25384/SAGE.9923846.v1 Ralf-Dieter Hilgers Ralf-Dieter Hilgers Martin Manolov Martin Manolov Nicole Heussen Nicole Heussen William F Rosenberger William F Rosenberger Supplemental Material1 - Supplemental material for Design and analysis of stratified clinical trials in the presence of bias SAGE Journals 2019 Multi-center clinical trial weighted t test sample size stratified randomization type I error probability selection bias time-trend bias 2019-10-01 10:06:27 Journal contribution https://sage.figshare.com/articles/journal_contribution/Supplemental_Material1_-_Supplemental_material_for_Design_and_analysis_of_stratified_clinical_trials_in_the_presence_of_bias/9923846 <p>Supplemental material, Supplemental Material1 for Design and analysis of stratified clinical trials in the presence of bias by Ralf-Dieter Hilgers, Martin Manolov, Nicole Heussen and William F Rosenberger in Statistical Methods in Medical Research</p>