Yoko Niwa

The aim of the present study was to characterize the effect of long-term usage of dienogest, a fourth-generation progestin that possesses progestogen and anti-androgen activities, on the stockpile of oocytes and fertility after administrati…

BACKGROUND: Chronic endometritis (CE) is a continuous inflammation of uterine endometrium, and it is usually symptomless. As CE has been thought not to affect the reproductive status and general health of affected women, its significance ha…