Document Type : Original Article
Authors
1 General Practitioner, Medical School, Azad University, Tehran, Iran
2 Gynechologist, Assistant Professor Of Gynechology Dept., Azad University, Tehran, Iran
3 Ph.D. in Biostatics, Associate Professor Of Community Medicine, Zanjan, Iran
4 Dentistry Student, Shahid Beheshti University of Medical. Sciences, Tehran, Iran
Keywords