1. Zona drilling: A new approach to male infertility

   • Jon W. Gordon

   Review Pages: 223 - 228

2. Assessment of hamster blastocysts derived from eight-cell embryos cultured in hamster embryo culture medium-2 (HECM-2): Cell numbers and viability following embryo transfer

   • Polani B. Seshagiri
   • Barry D. Bavister

   Special Contributions Pages: 229 - 235

3. Data base management system for assisted reproduction

   • David S. Guzick
   • James Boles
   • Richard Schadle

   Special Contributions Pages: 236 - 240

4. Ovarian response to exogenous gonadotropins during pregnancy

   • Johnny S. Younis
   • Aby Lewin
   • Neri Laufer

   Special Contributions Pages: 241 - 243

5. The establishment of an ovum donation program using a simple fixed-dose estrogen-progesterone replacement regimen

   • Abraham Kogosowski
   • Israel Yovel
   • Reuben Peyser

   Special Contributions Pages: 244 - 248

6. A microcomputer data base system for an in vitro fertilization clinic programmed in BASIC

   • Brooks A. Keel
   • Vicki M. Roberts
   • Bobby W. Webster

   Special Contributions Pages: 249 - 253

7. The prevalence of human immunodeficiency virus in patients and their spouses entering a large in vitro fertilization program

   • Michael C. Edelstein
   • Catherine Kruithoff
   • Suheil J. Muasher

   Special Contributions Pages: 254 - 256

8. The impact of embryo quality on pregnancy outcome in elderly women undergoing in vitro fertilization-embryo transfer (IVF-ET)

   • Dov Feldberg
   • Jacob Farhi
   • Jack A. Goldman

   Special Contributions Pages: 257 - 261

9. Successful ultrarapid freezing of unfertilized oocytes

   • Eric S. Surrey
   • Patrick J. Quinn

   Special Contributions Pages: 262 - 266

10. The value of hysteroscopy in elderly women prior to in vitro fertilization-embryo transfer (IVF-ET): A comparative study

    • Dov Dicker
    • Jack A. Goldman
    • Aryeh Dekel

    Special Contributions Pages: 267 - 270

11. Demonstration of maturation-promoting and- inhibiting activities in mouse oocytes

    • Yoshihiro Endo
    • Setsuko Komatsu
    • Shuetu Suzuki

    Special Contributions Pages: 271 - 274

12. Ovarian stimulation for in vitro fertilization in low-responder patients using pulsatile intravenous follicle stimulating hormone

    • Michael C. Edelstein
    • Robert G. Brzyski
    • Suheil J. Muasher

    Special Contributions Pages: 275 - 279

13. Preimplantation murine embryos are more resistant than human embryos to bacterial endotoxins

    • Gary W. Randall
    • Pickens A. Gantt

    Special Contributions Pages: 280 - 282

14. Gamete intrafallopian transfer (GIFT) in women with bicornuate uteri

    • Rifky R. Guirgis
    • P. Shrivastav

    Special Contributions Pages: 283 - 284

15. Full physiological maturation in vitro of immature mouse oocytes induced by sequential treatment with follicle-stimulating hormone and luteinizing hormone

    • Masao Jinno
    • Bruce A. Sandow
    • Gary D. Hodgen

    Special Contributions Pages: 285 - 291

16. Tubal reconstructive surgery

    • Edmond Confino
    • Michael Vermesh

    Book Review Pages: 292 - 293

17. What's in a name?

    • Stephen L. Corson
    • Mary A. English

    Letters to the Editors Pages: 294 - 295

18. The Ljubljana IVF-ET program — Brief report

    • T. Tomaževiĉ
    • H. Meden Vrtovec
    • Ž. Žemva

    Letters to the Editors Pages: 295 - 296

19. Clinical results of the IVF Australia program at United Hospital, Port Chester, New York

    • Catriona King
    • John Stangel
    • Donna Howlett

    Letters to the Editors Pages: 296 - 297

20. Combined monolateral replacement of gametes and eggs followed by delayed intrauterine insemination

    • Clement K. M. Leung
    • Colleen J. Y. Wong
    • Michael J. Tucker

    Letters to the Editors Pages: 297 - 298

21. Announcements

    Announcement Pages: 299 - 299