Parisa PiroozniaDepartment of Endocrinology and Female Infertility, Reproductive Biomedicine Research Center, Royan Institute for Reproductive Biomedicine, ACECR, Tehran, Iran.

Mehri MashayekhiDr.mashayekhy@yahoo.comDepartment of Endocrinology and Female Infertility, Reproductive Biomedicine Research Center, Royan Institute for Reproductive Biomedicine, ACECR, Tehran, Iran.

Firouzeh GhaffariDepartment of Endocrinology and Female Infertility, Reproductive Biomedicine Research Center, Royan Institute for Reproductive Biomedicine, ACECR, Tehran, Iran.

Nadia JahangiriDepartment of Endocrinology and Female Infertility, Reproductive Biomedicine Research Center, Royan Institute for Reproductive Biomedicine, ACECR, Tehran, Iran.

Zahra ZolfaghariDepartment of Basic and Population Based Studies in NCD, Reproductive Epidemiology Research Center, Royan Institute, ACECR, Tehran, Iran.

Firoozeh AhmadiDepartment of Reproductive Imaging, Reproductive Biomedicine Research Center, Royan Institute for Reproductive Biomedicine, ACECR, Tehran, Iran.

Fateme HasaniDepartment of Embryology, Reproductive Biomedicine Research Center, Royan Institute for Reproductive Biomedicine, ACECR, Tehran, Iran.

Nima NarimaniHasheminejad Kidney Centre, School of Medicine, Iran University of Medical Sciences (IUMS), Tehran, Iran.

[1] Chen H, Malentacchi F, Fambrini M, Harrath AH, Huang H, Petraglia F. Epigenetics of estrogen and progesterone receptors in endometriosis. Reprod Sci 2020; 27: 1967–1974.

[2] Taylor HS, Pal L, Sell E. Speroff’s clinical gynecologic endocrinology and infertility. 4th Ed. Philadelphia: Lippincott Williams & Wilkins; 2019.

[3] Dai Y, Li X, Shi J, Leng J. A review of the risk factors, genetics and treatment of endometriosis in Chinese women: A comparative update. Reprod Health 2018; 15: 82.

[4] Tamura H, Yoshida H, Kikuchi H, Josaki M, Mihara Y, Shirafuta Y, et al. The clinical outcome of Dienogest treatment followed by in vitro fertilization and embryo transfer in infertile women with endometriosis. J Ovarian Res 2019; 12: 123.

[5] Kobayashi H, Sumimoto K, Kitanaka T, Yamada Y, Sado T, Sakata M, et al. Ovarian endometrioma- risks factors of ovarian cancer development. Eur J Obstet Gynecol Reprod Biol 2008; 138: 187–193.

[6] Redwine DB. Ovarian endometriosis: A marker for more extensive pelvic and intestinal disease. Fertil Steril 1999; 72: 310–315.

[7] Chang Y, Shen M, Wang S, Li X, Duan H. Association of embryo transfer type with infertility in endometriosis: A systematic review and meta-analysis. J Assist Reprod Genet 2022; 39: 1033–1043.

[8] Hogg S, Vyas S. Endometriosis. Obstet Gynaecol Reprod Med 2015; 25: 133–141.

[9] Collins BG, Ankola A, Gola S, McGillen KL. Transvaginal US of endometriosis: Looking beyond the endometrioma with a dedicated protocol. Radiographics 2019; 39: 1549–1568.

[10] Alshehre SM, Narice BF, Fenwick MA, Metwally M. The impact of endometrioma on in vitro fertilisation/intra-cytoplasmic injection IVF/ICSI reproductive outcomes: A systematic review and meta-analysis. Arch Gynecol Obstet 2021; 303: 3–16.

[11] Hamdan M, Dunselman G, Li T, Cheong Y. The impact of endometrioma on IVF/ICSI outcomes: A systematic review and meta-analysis. Hum Reprod Update 2015; 21: 809–825.

[12] Feichtinger M, Nordenhök E, Olofsson JI, Hadziosmanovic N, Rodriguez-Wallberg KA. Endometriosis and cumulative live birth rate after fresh and frozen IVF cycles with single embryo transfer in young women: No impact beyond reduced ovarian sensitivity- a case control study. J Assist Reprod Genet 2019; 36: 1649–1656.

[13] Wu J, Yang X, Huang J, Kuang Y, Wang Y. Fertility and neonatal outcomes of freeze-all vs. fresh embryo transfer in women with advanced endometriosis. Front Endocrinol 2019; 10: 770.

[14] Cobo A, Giles J, Paolelli S, Pellicer A, Remohí J, García-Velasco JA. Oocyte vitrification for fertility preservation in women with endometriosis: An observational study. Fertil Steril 2020; 113: 836–844.

[15] Mohamed AM, Chouliaras S, Jones CJ, Nardo LG. Live birth rate in fresh and frozen embryo transfer cycles in women with endometriosis. Eur J Obstet Gynecol Reprod Biol 2011; 156: 177–180.

[16] Guo Y, Fang Z, Yu L, Sun X, Li F, Jin L. Which endometrial preparation protocol provides better pregnancy and perinatal outcomes for endometriosis patients in frozen-thawed embryo transfer cycles? A retrospective study on 1413 patients. J Ovarian Res 2023; 16: 7. 17] Yang J, Wen Y, Li D, Hou X, Peng B, Wang Z. Retrospective analysis of the endometrial preparation protocols for frozen-thawed embryo transfer cycles in women with endometriosis. Reprod Biol Endocrinol 2023; 21: 83.

[18] Ovarian Stimulation T, Bosch E, Broer S, Griesinger G, Grynberg M, Humaidan P, et al. ESHRE guideline: Ovarian stimulation for IVF/ICSI. Hum Reprod Open 2020; 2020: hoaa009.

[19] Zhang W, Xie D, Zhang H, Huang J, Xiao X, Wang B, et al. Cumulative live birth rates after the first ART cycle using flexible GnRH antagonist protocol vs. standard long GnRH agonist protocol: A retrospective cohort study in women of different ages and various ovarian reserve. Front Endocrinol (Lausanne) 2020; 11: 287.

[20] Practice Committee of the American Society for Reproductive Medicine. Prevention of moderate and severe ovarian hyperstimulation syndrome: A guideline. Fertil Steril 2024; 121: 230–245.

[21] Gan R, Huang X, Zhao J, Zhang Q, Huang C, Li Y. Time interval between hCG administration and oocyte retrieval and ART outcomes: An updated systematic review and meta-analysis. Reprod Biol Endocrinol 2023; 21: 61.

[22] Zheng D, Zeng L, Yang R, Lian Y, Zhu Y-M, Liang X, et al. Intracytoplasmic sperm injection (ICSI) versus conventional in vitro fertilisation (IVF) in couples with non-severe male infertility (NSMI-ICSI): Protocol for a multicentre randomised controlled trial. BMJ Open 2019; 9: e030366.

[23] Martins WP, Nastri CO, Rienzi L, van der Poel SZ, Gracia C, Racowsky C. Blastocyst vs cleavage-stage embryo transfer: Systematic review and meta-analysis of reproductive outcomes. Ultrasound Obstet Gynecol 2017; 49: 583–591.

[24] Yazdani A, Halvaei I, Boniface C, Esfandiari N. Effect of cytoplasmic fragmentation on embryo development, quality, and pregnancy outcome: A systematic review of the literature. Reprod Biol Endocrinol 2024; 22: 55.

[25] Pan D, Yang J, Zhang N, Wang L, Li N, Shi J, et al. Gonadotropin-releasing hormone agonist downregulation combined with hormone replacement therapy improves the reproductive outcome in frozen-thawed embryo transfer cycles for patients of advanced reproductive age with idiopathic recurrent implantation failure. Reprod Biol Endocrinol 2022; 20: 26.

[26] Salemi S, Yahyaei A, Vesali S, Ghaffari F. Endometrial preparation for vitrified-warmed embryo transfer with or without GnRH-agonist pre-treatment in patients with polycystic ovary syndrome: A randomized controlled trial. Reprod Biomed Online 2021; 43: 446–452.

[27] Boucher A, Brichant G, Gridelet V, Nisolle M, Ravet S, Timmermans M, et al. Implantation failure in endometriosis patients: Etiopathogenesis. J Clin Med 2022; 11: 5366.

[28] Bourdon M, Santulli P, Maignien C, Gayet V, Pocate-Cheriet K, Marcellin L, et al. The deferred embryo transfer strategy improves cumulative pregnancy rates in endometriosis-related infertility: A retrospective matched cohort study. PloS One 2018; 13: e0194800.

[29] Asoglu MR, Celik C, Bahceci M. Frozen blastocyst transfer improves the chance of live birth in women with endometrioma. Gynecol Endocrinol 2020; 36: 902–906.

[30] Tan J, Cerrillo M, Cruz M, Cecchino GN, Garcia-Velasco JA. Early pregnancy outcomes in fresh versus deferred embryo transfer cycles for endometriosis-associated infertility: A retrospective cohort study. J Clin Med 2021; 10: 344.

[31] Li JC, Wang YH, Peng LY, Zhou Y, Chao SB. A novel promising endometrial preparation protocol for frozen-thawed embryo transfer: A randomized controlled trial. Front Endocrinol (Lausanne) 2021; 12: 730059.

[32] Glujovsky D, Quinteiro Retamar AM, Alvarez Sedo CR, Ciapponi A, Cornelisse S, Blake D. Cleavage-stage versus blastocyst-stage embryo transfer in assisted reproductive technology. Cochrane Database Syst Rev 2022; 5: Cd002118.

[33] Guerif F, Lemseffer M, Bidault R, Gasnier O, Saussereau MH, Cadoret V, et al. Single day 2 embryo versus blastocyst-stage transfer: A prospective study integrating fresh and frozen embryo transfers. Hum Reprod 2009; 24: 1051–1058.

[34] Utsunomiya T, Ito H, Nagaki M, Sato J. A prospective, randomized study: Day 3 versus hatching blastocyst stage. Hum Reprod 2004; 19: 1598–1603.

[35] Wang X, Du M, Guan Y, Wang B, Zhang J, Liu Z. Comparative neonatal outcomes in singleton births from blastocyst transfers or cleavage-stage embryo transfers: A systematic review and meta-analysis. Reprod Biol Endocrinol 2017; 15: 36.

[36] Emiliani S, Delbaere A, Vannin AS, Biramane J, Verdoodt M, Englert Y, et al. Similar delivery rates in a selected group of patients, for day 2 and day 5 embryos both cultured in sequential medium: A randomized study. Hum Reprod 2003; 18: 2145–2150