title: Some aspects of efficient experimental design and analysis in periodontal trials.
authors.affiliation: School of Veterinary Medicine, University of Pennsylvania, Philadelphia.
authors.forename: L L
authors.initials: LL
authors.lastname: Laster
mesh_terms: D000704:Analysis of Variance; D002986:Clinical Trials as Topic / Q000379:methods / Q000706:statistics & numerical data*; D004526:Efficiency; D006801:Humans; D015337:Multicenter Studies as Topic; D010510:Periodontal Diseases / Q000473:pathology / Q000628:therapy*; D012044:Regression Analysis; D015203:Reproducibility of Results; D012107:Research Design / Q000706:statistics & numerical data*; D012984:Software