Sister-Sister in vitro fertilization surrogate pregnancy with donor sperm: The case for surrogate gestational pregnancy J. LeetonC. KingJ. Harman Special Contributions Pages: 245 - 248
In vitro fertilization and embryo transfer (IVF/ET): An established and successful therapy for endometriosis Sergio Oehningeranibal A. AcostaZev Rosenwaks Special Contributions Pages: 249 - 256
Hyaluronidase removal of the cumulus oophorus increases in vitro fertilization Gad LavyStephen P. BoyersAlan H. DeCherney Special Contributions Pages: 257 - 260
The fate of supernumerary oocytes in gamete intrafallopian transfer (GIFT) is not predictive of a poor outcome: The effect of oocyte selection K. M. McKennaJ. C. McBainW. I. H. Johnston Special Contributions Pages: 261 - 264
Spontaneous luteinizing hormone (LH) surges are associated with more rapidly increasing estradiol (E2) and follicle stimulating hormone (FSH) in in vitro fertilization and embryo transfer David KreinerKathleen DroeschZev Rosenwaks Special Contributions Pages: 265 - 267
Effects of the zona pellucida, agar embedding, and culture on the survival of micromanipulated bovine embryos after freezing and thawing L. PicardU. SchneiderW. A. King Special Contributions Pages: 268 - 274
Luteotropic activity in serum of women following embryo or gamete transfer in a program of assisted conception Bronte A. StoneTih T. TanRichard P. Marrs Special Contributions Pages: 275 - 281
Failed fertilization during an in vitro fertilization cycle after oral ingestion of amantadine hydrochloride Bryan D. CowanJohn A. Lucas IIIVirginia Lockard Special Contributions Pages: 282 - 285
Effects of charcoal-extracted serum as a growth medium supplement on in vitro development of mouse embryos Santiago L. PadillaAnita M. HoweJeffrey P. Boldt Special Contributions Pages: 286 - 289
Emotional aspects and support in in vitro fertilization and embryo transfer programs Victor J. CallanJohn F. Hennessey Special Contributions Pages: 290 - 295
Pregnancies after intrafallopian transfer of embryos T. HenriksenTh. AbyholmĂ˜. Magnus Special Contributions Pages: 296 - 298
Recovery of a preovulatory binucleate oocyte in a patient following induction of ovulation for in vitro fertilization Maha M. MahadevanJudy FleethamPatrick J. Taylor Short Communications Pages: 299 - 300
Duration of storage of cyropreserved human embryos J. CohenK. L. IngeT. G. Turner Jr. Short Communications Pages: 301 - 303
Returning to spontaneous cycles in in vitro fertilization Claude RanouxHerve FoulorVito Cardone Letters to the Editors Pages: 304 - 305
In vitro fertilization: A comparative study of cleavage rates under epidural and general anesthesia—Interest for gamete intrafallopian transfer G. LefebvreD. VauthierY. Darbois Letters to the Editors Pages: 305 - 306
Results of the Pennsylvania reproductive associates, Pennsylvania Stephen L. CorsonFrances R. BatzerKathryn J. Go Letters to the Editors Pages: 306 - 306
The in vitro fertilization and embryo transfer program at the C.M.I. Virgen de las Nieves in Granada, Spain Ramon MolinaFrancisco VergaraAlfonso J. Herruzo Letters to the Editors Pages: 307 - 307
The in vitro fertilization program in Bialystok, Poland Marian SzamatowiczMarek KulikowskiStawomir Wolczynski Letters to the Editors Pages: 307 - 308