Humans 3 article 3 female 3 human 3 human experiment 3 male 3 procedures Computer-Assisted Instruction 2 Female 2 Male 2 adult 2 clinical assessment 2 comparative study 2 controlled study 2 education 2 patient education 2 questionnaire 2 randomized controlled trial 2 teaching 2 Adult 1 Child 1 Cohort Studies 1 Comprehension 1 Crowns 1 Data Mining 1 Dental Plaque 1 Dental Plaque Index 1 Discourse technology 1 E-learning 1 Education, Dental 1