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1

Donation of frozen embryos after in vitro fertilization is uncommon**Presented in part at the 50th Annual Meeting of The American Fertility Society, San Antonio, Texas, November 5 to 10, 1994.

Hounshell, Catherine V., Chetkowski, Ryszard J.

Journal:

Fertility and Sterility

Year:

1996

Language:

english

File:

PDF, 258 KB

english, 1996

2

Evolution of a highly successful in vitro fertilization-embryo transfer program

Meldrum, David R., Chetkowski, Ryszard, Steingold, Kenneth A., de Ziegler, Dominique, Cedars, Marcelle I., Hamilton, Minda

Journal:

Fertility and Sterility

Year:

1987

Language:

english

File:

PDF, 2.79 MB

english, 1987

3

Optimization of hydrogen-ion concentration during aspiration of oocytes and culture and transfer of embryos

Ryszard J. Chetkowski, Thomas E. Nass, Dennis W. Matt, Fredesminda Hamilton, Kenneth A. Steingold, Denise Randle, David R. Meldrum

Journal:

Journal of Assisted Reproduction and Genetics

Year:

1985

Language:

english

File:

PDF, 921 KB

english, 1985

4

The ever-rising spiral of technology and cost

Ryszard J. Chetkowski

Journal:

Fertility and Sterility

Year:

2006

Language:

english

File:

PDF, 44 KB

english, 2006

5

Transfer and uterine factors are the major recipient-related determinants of success with donor eggs

Ulrike Zenke, Ryszard J. Chetkowski

Journal:

Fertility and Sterility

Year:

2004

Language:

english

File:

PDF, 134 KB

english, 2004

6

Detecting differences in endometrial maturation?

Bruce A. Lessey, Ryszard J. Chetkowski

Journal:

Fertility and Sterility

Year:

2005

Language:

english

File:

PDF, 48 KB

english, 2005

7

Solitary pelvic neural tumors with high steroid receptor content

Ryszard Chetkowski, Hideki Sakamoto, Neil MacLusky, Maria Merino, Peter E. Schwartz

Journal:

Gynecologic Oncology

Year:

1985

Language:

english

File:

PDF, 3.04 MB

english, 1985

8

Inclusion of heterozygotes for cystic fibrosis in the egg donor pool

Ulrike Zenke, Ryszard J Chetkowski

Journal:

Fertility and Sterility

Year:

2002

Language:

english

File:

PDF, 59 KB

english, 2002

9

Secondary donation of frozen embryos is more common after pregnancy initiation with donated eggs than after in vitro fertilization-embryo transfer and gamete intrafallopian transfer

Bette Sehnert, Ryszard J Chetkowski

Journal:

Fertility and Sterility

Year:

1998

Language:

english

File:

PDF, 297 KB

english, 1998

10

In premature luteinization, progesterone induces secretory transformation of the endometrium without impairment of embryo viability

Ryszard J. Chetkowski, Robert J. Kiltz, William R. Salyer

Journal:

Fertility and Sterility

Year:

1997

Language:

english

File:

PDF, 888 KB

english, 1997

11

Biologic Effects of Transdermal Estradiol

Chetkowski, Ryszard J., Meldrum, David R., Steingold, Kenneth A., Randle, Denise, Lu, John K., Eggena, Peter, Hershman, Jerome M., Alkjaersig, Norma K., Fletcher, Anthony P., Judd, Howard L.

Journal:

Boston Medical and Surgical Journal

Year:

1986

Language:

english

File:

PDF, 1.07 MB

english, 1986

12

Live births from frozen human semen stored for 40

Szell, Andras Z., Bierbaum, Russell C., Hazelrigg, W. Brent, Chetkowski, Ryszard J.

Journal:

Journal of Assisted Reproduction and Genetics

Year:

2013

Language:

english

File:

PDF, 70 KB

english, 2013

13

Consumer-friendly reporting of in vitro fertilization outcomes

Chetkowski, Ryszard J.

Journal:

Fertility and Sterility

Year:

2014

Language:

english

File:

PDF, 128 KB

english, 2014

14

Autonomous Cortisol Secretion by a Lipoid Cell Tumor of the Ovary

Chetkowski, Ryszard J.

Journal:

JAMA The Journal of the American Medical Association

Year:

1985

Language:

english

File:

PDF, 1.67 MB

english, 1985

15

Birth of a healthy child after preimplantation genetic screening of embryos from sperm of a man with non-mosaic Down syndrome

Aghajanova, Lusine, Popwell, Jean M., Chetkowski, Ryszard J., Herndon, Christopher N.

Journal:

Journal of Assisted Reproduction and Genetics

Year:

2015

Language:

english

File:

PDF, 270 KB

english, 2015

16

Treatment of Hot Flashes with Transdermal Estradiol Administration*

STEINGOLD, KENNETH A., LAUFER, LARRY, CHETKOWSKI, RYSZARD J., DEFAZIO, JOHN D., MATT, DENNIS W., MELDRUM, DAVID R., JUDD, HOWARD L.

Journal:

Journal of Clinical Endocrinology & Metabolism

Year:

1985

Language:

english

File:

PDF, 728 KB

english, 1985

17

The Incidence of Late-Onset Congenital Adrenal Hyperplasia due to 21-Hydroxylase Deficiency among Hirsute Women*

CHETKOWSKI, RYSZARD J., DEFAZIO, JOHN, SHAMONKI, ISSA, JUDD, HOWARD L., CHANG, R. JEFFREY

Journal:

Journal of Clinical Endocrinology & Metabolism

Year:

1984

Language:

english

File:

PDF, 504 KB

english, 1984

18

Improved pregnancy outcome with the addition of leuprolide acetate to gonadotropins for in vitro fertilization**Presented at the Thirty-Sixth Annual Meeting of the Pacific Coast Fertility Society, April 8 to 13, 1988, Palm Springs, California.

Chetkowski, Ryszard J., Kruse, Lisa R., Nass, Thomas E.

Journal:

Fertility and Sterility

Year:

1989

Language:

english

File:

PDF, 958 KB

english, 1989

19

Isofluorane inhibits early mouse embryo development in vitro**Presented at the thirty-fourth annual meeting of the Pacific Coast Fertility Society, San Diego, California, April 10 to 13, 1986.

Chetkowski, Ryszard J., Nass, Thomas E.

Journal:

Fertility and Sterility

Year:

1988

Language:

english

File:

PDF, 274 KB

english, 1988

20

The effect of pituitary suppression and the women’s age on embryo viability and uterine receptivity**Presented in part at the 44th Annual Meeting of The American Fertility Society, Atlanta, Georgia, October 10 to 13, 1988.

Chetkowski, Ryszard J., Rode, Richard A., Burruel, Victoria, Nass, Thomas E.

Journal:

Fertility and Sterility

Year:

1991

Language:

english

File:

PDF, 1.19 MB

english, 1991

21

Transvaginal ultrasound scanning of ovarian follicles

Meldrum, David R., Chetkowski, Ryszard J., Steingold, Kenneth A., Randle, Denise

Journal:

Fertility and Sterility

Year:

1984

Language:

english

File:

PDF, 3.36 MB

english, 1984

22

Origin of Serum Progestins in Polycystic Ovarian Disease

CHETKOWSKI, RYSZARD J., CHANG, R. JEFFREY, DEFAZIO, JOHN, MELDRUM, DAVID R., JUDD, HOWARD L.

Journal:

Obstetric and Gynecologic Survey

Year:

1985

File:

PDF, 344 KB

1985

23

Biologic Effects of Transdermal Estradiol

CHETKOWSKI, RYSZARD J., MELDRUM, DAVID R., STEINGOLD, KENNETH A., RANDLE, DENISE, LU, JOHN K., EGGENA, PETER, HERSHMAN, JEROME M., ALKJAERSIG, NORMA K., FLETCHER, ANTHONY P., JUDD, HOWARD L.

Journal:

Obstetric and Gynecologic Survey

Year:

1986

File:

PDF, 267 KB

1986

24

Reprint of: Transvaginal ultrasound scanning of ovarian follicles

Meldrum, David R., Chetkowski, Ryszard J., Steingold, Kenneth A., Randle, Denise

Journal:

Fertility and Sterility

Year:

2019

File:

PDF, 2.62 MB

2019

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