Abbas, A.K. 2011. Enzyme linked immunosorbent assay (ELSA) investigation for Human Kisspeptin and progesterone Levels in female having regular menstrual cycle. Journal of the Faculty of Medicine Baghdad. 53, 2 (Jul. 2011), 211–215. DOI:https://doi.org/10.32007/jfacmedbagdad.532877.