Al Mothaffar N, Al Baghdady S. The role of environmental versus genetic factors on tooth and dental arch dimensions in a twin sample. J Bagh Coll Dent [Internet]. 31Jan.2017 [cited 30Nov.2019];20(1):87-2. Available from: http://jbcd.uobaghdad.edu.iq/index.php/jbcd/article/view/1700