Mansour Ghanaei, M. , Asgharnia, M. , Farokhfar, M. , Mohammad Asgari Ghalebin, S. , Rafiei, E. and Haryalchi, K. 2022. The effect of consuming evening primrose oil on cervical preparation before hysteroscopy: An RCT. International Journal of Reproductive BioMedicine (IJRM). 20, 7 (Aug. 2022), 591–600. DOI:https://doi.org/10.18502/ijrm.v20i7.11561.