References
- Garcia JE, Jones GS, Acosta AA, Wright G. HMG/hCGfollicular maturation for oocytes aspiration: phase II, 1981. Fertil Steril 1983;39:174–9
- Ferraretti AP, La Marca A, Fauser BC, et al. ESHRE working group on Poor Ovarian Response Definition. ESHRE consensus on the definition of ‘poor response' to ovarian stimulation for in vitro fertilization: the Bologna criteria. Hum Reprod 2011;26:1616–24
- Broer SL, Mol BW, Hendriks D, Broekmans FJ. The role of anti-Mullerian hormone in prediction of outcome after IVF: comparison with the antral follicle count. Fertil Steril 2009;91:705–14
- La Marca A, Sighinolfi G, Giulini S, et al. Normal serum concentrations of anti-Müllerian hormone in women with regular menstrual cycles. Reprod Biomed Online 2010;21:463–9
- Loutradis D, Vomvolaki E, Drakakis P. Poor responder protocols for in-vitro fertilization: options and results. Curr Opin Obstet Gynecol 2008;20:374–8
- Practice Committee of American Society for Reproductive Medicine; Practice Committee of Society for Assisted Reproductive Technology. Recommendations for gamete and embryo donation: a committee opinion. Fertil Steril 2013;99:47–62
- Sher G, Fisch JD. Vaginal sildenafil (Viagra): a preliminary report of a novel method to improve uterine artery blood flow and endometrial development in patients undergoing IVF. Hum Reprod 2000;15:806–9
- Sher G, Fisch JD. Effect of vaginal sildenafil on the outcome of in vitro fertilization (IVF) after multiple IVF failures attributed to poor endometrial development. Fertil Steril 2002;78:1073–6
- Małgorzata J, Niemiec T, Nowakowska A, et al. First successful pregnancy after addition of enoxaparin to sildenafil and etanercept immunotherapy in woman with fifteen failed IVF cycles – case report. Am J Reprod Immunol 2010;64:93–6
- Villanueva-Garcia D, Mota-Rojas D, Hernandez-Gonzalez R, et al. A systematic review of experimental and clinical studies of sildenafil citrate for intrauterine growth restriction and pre-term labour. J Obstet Gynaecol 2007;27:255–9
- Downing JW, Ramasubramanian R, Johnson RF, et al. Hypothesis: selective phosphodiesterase-5 inhibition improves outcome in preeclampsia. Med Hypotheses 2004;63:1057–64
- Wareing M, Myers JE, O'Hara M, Baker PN. Sildenafil citrate (Viagra) enhances vasodilatation in fetal growth restriction. J Clin Endocrinol Metab 2005;90:2550–5
- Refuerzo JS, Sokol RJ, Aranda JV, et al. Sildenafil citrate and fetal outcome in pregnant rats. Fetal Diagn Ther 2006;21:259–63
- Galie N, Ghofrani HA, Torbicki A, et al. Sildenafil citrate therapy for pulmonary arterial hypertension. N Engl J Med 2005;353:2148–57
- Singh TP, Rohit M, Grover A, et al. A randomized, placebo-controlled, double-blind, crossover study to evaluate the efficacy of oral sildenafil therapy in severe pulmonary artery hypertension. Am Heart J 2006;151:851–5
- Sioulas VD, Gracia CR. Ovarian stimulation and embryo banking for fertility preservation in a woman with severe mixed connective tissue disease: is it safe? J Assist Reprod Genet 2012;29:271–5