Comparative study between the influence of processed and unprocessed semen prepared by conventional layering and centrifugation technique in infertile patients after intra-uterine insemination performance. UTJsci [Internet]. 2010 Sep. 22 [cited 2024 May 13];2(3):8-19. Available from: http://jsci.utq.edu.iq/index.php/main/article/view/477