ijda00016 Artículo. Occlusal Morphology of the Mandibular First and Second Premolars in Iranian Adolescents. http://www.ijda.syllabapress.com/abstracts/ijda00016.html. (c). 2010-03-21T12:47:42Z 2010-03-21T12:47:42Z All rights reserved 2008-08-07T21:08:41Z 2008-08-07T21:08:41Z 7 de agosto de 2008 21:08:41 UTC 2008-08-07T21:08:41Z