The usefulness of the sperm penetration assay in predicting in vitro fertilization (IVF) success B. Jane Rogers Editorial Pages: 209 - 211
The Hastings Center Klingenstein Meeting on Reproductive Technologies Elynne B. MarglisAlan H. DeCherney News and Views Pages: 212 - 214
Successful fertilization, embryo development, and pregnancy in human in vitro fertilization (IVF) using a chemically defined culture medium containing no protein Catriona M. CaroAlan Trounson Special Contributions Pages: 215 - 217
Oocyte maturation inhibitor activity in human follicular fluid: Quantitative determination in unstimulated and clomiphene citrate- and human menopausal gonadotropin-stimulated ovarian cycles Sharon Winer-SorgenJoanne BrownGere S. Dizerega Special Contributions Pages: 218 - 223
Follicular aspiration using a syringe suction system may damage the zona pellucida Jacques CohenSusan AveryVinay Sharma Special Contributions Pages: 224 - 226
The successful recovery and fertilization of oocytes from the pouch of Douglas Phillipl MatsonJeanne M. YovichJohn L. Yovich Special Contributions Pages: 227 - 231
Ultrastructure of the human preovulatory oocyte D. SzöllösiJ. MandelbaumJ. Cohen Special Contributions Pages: 232 - 242
Clinical study on embryo transfer after human in vitro fertilization Yvon EnglertF. PuissantF. Leroy Special Contributions Pages: 243 - 246
In vitro fertilization children: Early psychosocial development David N. MushinMaria C. Barreda-HansonJohn C. Spensley Special Contributions Pages: 247 - 252
Developmental assessment of twenty in vitro fertilization (IVF) infants at their first birthday John L. YovichTrevor S. ParryAlfred A. Grauaug Special Contributions Pages: 253 - 257
The need for appropriate controls in studies on human in vitro fertilization Alan O. Trounson Editorials Pages: 258 - 258
Transvesical/transuterine collection of cocytes by ultrasound Suzan LenzJens Bang Short Communications Pages: 259 - 260
Pregnancy following gamete intrafallopian transfer: A case report S. Gordts Short Communications Pages: 260 - 261
Pregnancy after in vitro fertilization, cryopreservation, and embryo transfer E. SiebzehrüblS. TrotnowT. Hünlich Short Communications Pages: 261 - 263
In vitro fertilization and embryo transfer at “Groupe Hospitalier Pitié-Salpetrière,” Paris, France Danièle VauthierGilles LefebvreFrançcoise Wright Short Communications Pages: 263 - 264
In vitro fertilization program at Rush Presbyterian-St. Luke's Medical Center, Chicago, Illinois Ewa RadwanskaRita BasurayW. Paul Dmowski Short Communications Pages: 264 - 267
Clinical results of an in vitro fertilization/embryo transfer program at Ulm University K. SterzikF. MaleikaC. Lauritzen Letters to the Editors Pages: 268 - 268
The in vitro fertilization program at Cherry Hill, New Jersey Philip J. ChanGary S. PackinDaniel H. Belsky Letters to the Editors Pages: 268 - 269
Initial results with in vitro fertilization and embryo transfer at the University Central Hospital of Tampere, Finland Reijo PunnonenPentti K. HeinonenKlaus Teisala Letters to the Editors Pages: 270 - 270
Instrument failure-comment by manufacturer Stephen J. Meredith Letters to the Editors Pages: 270 - 271