In this volume you will find manuscripts on: Telegram Messenger: A suitable tool for Teledentistry; Relationship between cervical vertebral maturation and dental development in a sample of yemeni children and adolescents; Serum vitamin B12 associated with vitamin D/25(OH)D in women with recurrent aphthous stomatitis; Elimination of an intraradicular biofilm composed of Enterococcus faecalis and Candida albicans using a negative apical pressure irrigation system; Flexural strength of polyether ether ketone high-performance polyether in comparison with base metal alloy and Zirconia ceramic; Effects of denture cleansers on denture material properties —An observational Case—Control Study and much more...