Mara Freilich

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Minimizing the orientation error of the working and opposing casts on the articulator should reduce the extent of intraoral adjustment of restorations before their placement. This article defines and reviews principles such as the tripod of vertical support (three widely spaced occlusal contacts) and adequate horizontal stability, which enable opposing(More)
Clinical researchers seek to eliminate specific subject attributes from becoming confounding variables to distinguish a treatment effect from an underlying patient effect. In prospective studies, the random assignment of subjects into experimental groups results in the equal distribution of subject attributes, thereby eliminating them as confounding(More)
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