1. Faculty of Medicine, Department of Obstetrics and Genecology, Lorestan University of Medical Sciences, Khorramabad, Iran;
2. University of Debrecen Medical School, Debrecen, Hungary;
3. Research Committee Student, Lorestan University of Medical Sciences, Khorramabad, Iran;
4. Faculty of Medicine, Department of Paediatrics, Lorestan University of Medical Sciences, Khorramabad, Iran