High-quality randomized controlled trials (RCTs) are an integral part of evidence-based medicine. RCTs are the bricks and mortar of high-quality systematic reviews, which are important determinants of health care policy…

Introduction As computer-assisted surgical design becomes increasingly popular in maxillofacial surgery, recording patients’ natural head position (NHP) and reproducing it in the virtual environment are vital for preoperative design and…

Until the early 1970s, successful treatment with the Begg technique and the Tweed edgewise technique required tedious wire bending. The introduction of Andrews’ straight wire appliance changed that, and it…

In a previous article, I discussed how we can practically construct a confidence interval that is likely to include the true population mean from our single sample by taking advantage…

Cyril O’Brien Cyril O’Brien, a long-time orthodontist in Salem, Oregon, passed away on January 13, 2015, at age 90. Born on May 30, 1924, Cy grew up on a farm…

Introduction Mandibular canines are anatomically extruded in approximately half of the patients with a deepbite. Although simultaneous orthodontic intrusion of the 6 mandibular anterior teeth is not recommended, a few…

Introduction The aims of this study were to evaluate with microcomputed tomography the orthodontically induced inflammatory root resorption in premolars caused by buccopalatal jiggling movement with light and heavy forces…

Introduction Self-esteem is a psychological trait that may develop in interaction with craniodentofacial esthetics. The aim of this study was to explore the relationship among craniodentofacial characteristics, dental esthetics–related quality…

Introduction The aim of this study was to evaluate the effect of exposure to radiofrequency electromagnetic fields emitted by mobile phones on the level of nickel in saliva. Methods Fifty…