Zeilmaker, G.H.

pregnancy patient cycle hyperstimulation syndrome fertilization treatment embryo embryo transfer complication oocyte hyperstimulation syndrome ectopic ectopic pregnancy transfer reprod incidence ivf treatment in-vitro fertilization oocyte retrieval in-vitro fertil steril stimulation programme retrieval ivf cycles adnexal torsion result population ivf cycle follicle obstet torsion occurrence factor procedure number study adnexal aspiration transvaginal transport analysis oestradiol pregnancy rate prevention attempt gynecol concentration fluid roest author oocyte aspiration transport ivf programme ivf programme ectopic pregnancies albumin schenker treatment outcome development administration life-table approach fertilization rate method risk factors table i ovarie monitoring drop-out serum ectopic pregnancy rate approach smitz ovulation induction risk factor gonadotrophin hcg administration venous thrombosis life-table