Ahmad Mahran - Department of Obstetrics and Gynecology, Faculty of Medicine, Minia University, Minia, Egypt.
Mahmoud Ibrahim - Department of Obstetrics and Gynecology, Faculty of Medicine, Minia University, Minia, Egypt.
Haitham Bahaa - Department of Obstetrics and Gynecology, Faculty of Medicine, Minia University, Minia, Egypt.

This article has been retracted at the request of the IJRM editorial board, based on the results of an investigation which found serious flaws in the study results. The online version of the original article can be found at http://ijrm.ir/article-۱-۷۳۳-en.html