References
- Simon C, Moreno C, Remohi J, et al. Molecular interactions between embryo and uterus in the adhesion phase of human implantation. Hum Reprod 1998; 3(Suppl 3)219–32
- Hertig AT, Rock J, Adams EC. A description of 34 human ova within the first 17 days of development. Am J Anat 1956; 98: 435–93
- Chard T. Pregnancy tests: a review. Hum Reprod 1992; 7: 701–10
- Åbyholm T, Tanbo T, Dale PO, et al. The first attempt at IVF treatment. Results and requirements for a satisfactory success rate. Eur J Reprod Biol Obstet Gynecol 1990; 38: 125–32
- Omland AK, Tanbo T, Dale PO, et al. Artificial insemination by husband in unexplained infertility compared with infertility associated with peritoneal endometriosis. Hum Reprod 1998; 13: 2602–5
- Confino E, Demir RH, Friberg J, et al. The predictive value of hCG β subunit levels in pregnancies achieved by in vitro fertilization and embryo transfer: an international collaborative study. Fertil Steril 1986; 45: 526–31
- Dor J, Rudak E, Rotmench S, et al. The role of early post-implantation beta-HCG levels in the outcome of pregnancies following in-vitro fertilization. Hum Reprod 1988; 3: 663–7
- Bjercke S, Tanbo T, Dale PO, et al. Human chorionic gonadotrophin concentrations in early pregnancy after in-vitro fertilization. Hum Reprod 1999; 14: 1642–6
- Liu HC, Kreiner D. Muasher SJ, et al. β-human chorionic gonadotropin as a monitor of pregnancy outcome in in vitro fertilization-embryo transfer patients. Fertil Steril 1988; 50: 89–94
- Hamori M, Stuckensen JA, Rumpf D, et al. Early pregnancy wastage following late implantation of embryos after in-vitro fertilization and embryo transfer. Hum Reprod 1989; 4: 714–7
- Check JH, Weiss RM, Laurie D. Analysis of serum human chorionic gonadotrophin levels in normal singleton, multiple and abnormal pregnancies. Hum Reprod 1992; 7: 1176–80
- Paulson RJ, Sauer MV, Lobo RA. Potential enhancement of endometrial receptivity in cycles using controlled ovarian hyperstimulation with antiprogestins: a hypothesis. Fertil Steril 1997; 67: 321–5
- Kolb BA, Paulson RJ. The luteal phase of cycles utilizing controlled ovarian hyperstimulation and the possible impact of this hyperstimulation on embryo implantation. Am J Obstet Gynecol 1997; 176: 1262–9
- Kolb BA, Najmabadi S, Paulson RJ. Ultrastructural characteristics of the luteal phase endometrium in patients undergoing controlled ovarian hyperstimulation. Fertil Steril 1997; 67: 625–30
- Csemiczky G, Wramsby H, Johannisson E, et al. Importance of endometrial quality in women with tubal infertility during a natural menstrual cycle for the outcome of IVF treatment. J Assist Reprod Genet 1998; 15: 55–61
- Paulson RJ, Sauer MV, Lobo RA. Embryo implantation after human in vitro fertilization: importance of endometrial receptivity. Fertil Steril 1990; 53: 870–4
- Englert Y, Roger M, Belaisch-Allart J, et al. Delayed appearance of plasmatic chorionic gonadotropin in pregnancies after in vitro fertilization and embryo transfer. Fertil Steril 1984; 42: 835–8
- Tulchinsky D, Tulchinsky A, Paoletti-Falcone V, et al. Delayed embryo implantation following in vitro fertilization and embryo transfer (IVFET). J Assist Reprod Genet 1996; 13: 536–9
- Hsu MI, Kolm P, Leete J, et al. Analysis of implantation in assisted reproduction through the use of serial human chorionic gonadotropin measurements. J Assist Reprod Genet 1998; 15: 496–503
- Tur-Kaspa I, Confino E, Dudkiewicz AB, et al. Ovarian stimulation protocol for in vitro fertilization with gonadotropin-releasing hormone agonist widens the implantation window. Fertil Steril 1990; 53: 859–64
- Fong CY, Bongso A, Ng SC, et al. Blastocyst transfer after enzymatic treatment of the zona pellucida: improving in-vitro fertilization and understanding implantation. Hum Reprod 1998; 13: 2926–32
- Hearn JP, Webley GE, Gidley-Baired AA. Chorionic gonadotrophin and embryo-maternal recognition during the peri-implantation period in primates. J Reprod Fert 1991; 92: 497–509
- Lessey BA. Endometrial integrins and the establishment of uterine receptivity. 1998; 247–58, Hum Reprod; Suppl 3
- Simon C, Gimeno MJ, Mercader A, et al. Embryonic regulation of integrins β3, α4 and α1 in human endometrial epithelial cells in vitro. J Clin Endocrinol Metab 1997; 82: 2607–14
- Tanbo T, Dale PO, Lunde O, et al. Obstetric outcome in singleton pregnancies after assisted reproduction. Obstet Gynecol 1995; 86: 188–92
- Maman E, Lunenfeld E, Levy A, et al. Obstetric outcome of singleton pregnancies conceived by in vitro fertilization and ovulation induction compared with those conceived spontaneously. Fertil Steril 1998; 70: 240–5