How to remove a zirconia crown by Dr. Nate Lawson DMD, PhD howard Member Since: 03/28/00 Post: 50 of 52 [Editor's note: To watch the video, view this message board online.] ■ 1/28/2019 Inside this issue: Rella Christensen recaps a decade of research on zirconia Rella Christensen, RDH, PhD, has been researching and comparing the different types and brands of zirconia for more than 10 years. Her article that discusses the results begins on p. 90. FREE FACTS, circle 6 on card dentaltown.com \\ MAY 2019 41http://clinicianschoice.com http://www.dentaltown.com