Wetenschap

  • NHG Standaard Subfertiliteit (2016) via www.henw.org/archief/volledig/id4075-nhg-standaard-subfertiliteit.htm

  • WHO. Sexual and reproductive health. Fertility and infertility (2016) via www.who.int/reproductivehealth/topics/infertility/en

  • Gnoth C, Godehardt E, Frank-Herrmann P, Friol K, Tigges J, Freundl G. Definition and prevalence of subfertility and infertility. Human Reproduction, 2005, 20(5): 1144-1147.

  • Pallone S & Bergus G. Fertility Awareness-Based Methods: Another option for Family Planning. The Journal of the American Board of Family Medicine, 2009, 22(2): 147-157.

  • Frank-Herrmann P, Heil J, Gnoth C, Toledo E, Baur S, Pyper C et al. The effectiveness of a fertility awareness based method to avoid pregnancy in relation to a couple’s sexual behaviour during the fertile time: a prospective longitudinal study. Human Reproduction. 2007, 22(5): 1310–9

  • Frank-Herrmann P, Jacobs C, Jenetzky E, Gnoth C, Pyper C, Baur S et al. Natural conception rates in subfertile couples following fertility awareness training. Archives of gynecology and obstetrics, 2017, 295(4): 1015-1024.

  • Manhart MD, Duane M, Lind A, Sinai I & golden-Tevald J. Fertility awareness-based methods of family planning: A review of effectiveness for avoiding pregnancy using SORT. Osteopathic Family Physician, 2013, 5: 2-8.

  • Nandi A & Homburg R. Unexplained subfertility: diagnosis and management. The Obstetrician & Gynaecologist, 2016, 18(2): 107-115.

  • Steures P, Van der Steeg JW, Hompes PGA, Bossuyt PMM, Van der Veen F, Habbema JDF, et al. Intra-uteriene inseminatie met gecontroleerde ovariële hyperstimulatie vergeleken met een afwachtend beleid bij paren met onverklaarde subfertiliteit en een gemiddelde prognose: een gerandomiseerd onderzoek. Nederlands Tijdschrift voor Geneeskunde 2008, 152: 1525-31.

  • Brandes M, Hamilton CJ, De Bruin JP, Nelen WL, Kremer JA. The relative contribution of IVF to the total ongoing pregnancy rate in a subfertile cohort. Human Reproduction 2010, 25: 118-26.

  • Gnoth C, Godehardt D, Godehardt E, Frank-Herrmann P, Freundl G. Time to pregnancy : results of the German prospective study and impact on the management of infertility. Human Reproduction 2003, 18: 1959-66.

  • Freundl G, Suberg D, Flynn Am & Diemer HP. Natural family planning (symptothermal method) and objective ovulation paramaters - a pilot study. Geburtshilfe Frauenheilkunde 1984, 44: 368-374.

  • Gnoth C, Frank-Herrmann, P, Bremme M, Freundl G & Godehardt E. How do self-observed cycle symptoms correlate with ovulation? Zentralblatt für Gynäkologie 1996, 118: 650-654.

  • Dunson DB, Baird DD, Wilcox AJ & Weinberg CR. Day-specific probabilities of clinical pregnancy based on two studies with imperfect measures of ovulation. Human Reproduction 1999, 14: 1835-1839.