Gershen, J A The effect of supplemental lecture, evaluation method and instructional type on student performance in a preclinical technique project. [electronic resource] - Journal of dental education May 1979 - 276-80 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0022-0337 Subjects--Topical Terms: Composite ResinsDental Restoration, PermanentEducation, DentalEducational MeasurementEvaluation Studies as TopicHumansLaboratories, DentalMotor SkillsPediatric Dentistry--educationSelf-Evaluation ProgramsTeaching--methodsTime Factors