“Histological study of the licorice extract as Phytoestrogens, compared with pregnant mare serum gonadotrophyin hormone (PMSG) in the female Reproductive system of Awassi ewes: Abbas, H. N . ; AL-timemy, A .H. ; Saffaa, A. B”., Iraqi J. Vet. Med., vol. 34, no. 1, pp. 2–11, Jun. 2010, doi: 10.30539/iraqijvm.v34i1.667.