The century behind and the century ahead
We have used many words and many images in 2015 to help readers notice that the world and orthodontics have changed a great deal since 1915. This has been purposeful…
Two-way analysis of variance: Part 2
In the previous article, I briefly discussed the purpose of analysis of variance (ANOVA) and how it relates to the factorial design. In this article, I will expand the discussion…
External root resorption during orthodontic treatment in root-filled teeth and contralateral teeth with vital pulp: A clinical study of contributing factors
Introduction There is a lack of research to support the belief that root canal treatment can be considered for stopping or decreasing external apical root resorption (EARR). There is conflicting…
