N A Klein

No ORCID on file · 5 papers in corpus
observational 1999
American journal of obstetrics and gynecology ·doi:10.1016/s0002-9378(99)70331-5

OBJECTIVE: Our intention was to determine whether there is a unique pattern of infertility diagnoses in older infertile couples. STUDY DESIGN: The design of this study was a retrospective chart review study. It was performed in a tertiary …

case-report 1998
The Journal of reproductive medicine

BACKGROUND: Noncommunicating uterine horns are rare, occasionally presenting with functional endometrial cavities. Surgical removal of the noncommunicating horn is commonly performed to prevent endometriosis in these patients. CASE: A 41-y…

observational 1996
Journal of the Society for Gynecologic Investigation ·doi:10.1016/1071-5576(95)00040-2

OBJECTIVE: Women of advanced reproductive age are known to demonstrate subtle FSH elevations (monotropic FSH rise) while still retaining ovulatory function. The purpose of this study was to investigate the hypothesis that the physiologic ba…

other 1994
Annals of the New York Academy of Sciences ·doi:10.1111/j.1749-6632.1994.tb21762.x

OBJECTIVE: This study was designed (1) to characterize the resident leukocyte population in ectopic endometrium (EE), (2) to assess proliferative activity of cellular components in EE, (3) to assess whether resident leukocytes in EE express…

other 1993
American journal of reproductive immunology (New York, N.Y. : 1989) ·doi:10.1111/j.1600-0897.1993.tb00605.x

PROBLEM: Previous studies have shown that the endometrial epithelial/stromal cell proliferative activity of endometriosis is significantly less than that of normal endometrium and that the concentration of resident stromal leukocytes is sig…