Barzanchi, M.T. Ridha., et al. “the Effect of Age , Type and Duration of Infertility on Prolactin Concentration in the Serum of Hyperprolactinemic Infertile Women”. Journal of the Faculty of Medicine Baghdad, vol. 47, no. 3, Oct. 2005, pp. 278-81, https://doi.org/10.32007/jfacmedbagdad.4731623.