title: The Importance of A Priori Statistical Planning in Controlled Clinical Trials.
authors.affiliation: PharmaLogic Development, Inc, San Rafael, California. Electronic address: gary_novack@pharmalogic.com.
authors.forename: Gary D
authors.initials: GD
authors.lastname: Novack
mesh_terms: D001699:Biometry; D019317:Evidence-Based Medicine / Q000706:statistics & numerical data; D006801:Humans; D015233:Models, Statistical; D009885:Ophthalmology / Q000706:statistics & numerical data*; D017063:Outcome Assessment, Health Care / Q000706:statistics & numerical data; D016032:Randomized Controlled Trials as Topic / Q000706:statistics & numerical data*