Ameen, N.A. and Ameen, N.A. 2013. The Inheritance of Elbow Crease Trait in a group of families in Erbil city/ Iraq. Journal of Biotechnology Research Center. 7, 2 (Jun. 2013), 11–16. DOI:https://doi.org/10.24126/jobrc.2013.7.2.258.