Apical Sealing Ability of MTA in Different Liquid to Powder Ratios and Packing Methods.

Introduction: In apical surgery, after apicoectomy and retro-preparation of canal, a retrofil material is applied to seal the apical region of the root canal. Mineral trioxide aggregate (MTA) is the gold standard material for this purpose. Changing water/powder ratios of MTA affects its properties.

Knowledge of Dentistry, Medicine, and Pharmacy Students about Psychedelic Drugs in Kerman University of Medical Sciences.

Background: Psychedelic drugs can cause one to get out of normal status and permanent cerebral defects, via affecting central nervous system. Consumption of theses drugs seems to be increasing nowadays especially among the youth and university educated population. We conducted a study to evaluate the awareness of medical science students of Kerman University of medical science who are going to be the future medical population.