Pregnancy and birth after GnRH agonist treatment for induction of final oocyte maturation in a woman undergoing ovarian stimulation for ICSI, using a GnRH antagonist (Orgalutran/Antagon) to prevent a premature LH surge: a case report - De Jong,D.; Van Hooren,E.G.; Macklon,N.S.; Mannaerts,B.M.; Fauser,B.C. (J Assist Reprod Genet, 2001)