comparisons were made at precise points of the menstrual cycle ( taking the day of ovulation as day 0 ) , using ultrasound estimates of mean follicular diameter , uterine volume , and endometrial thickness , and biochemical measurements of lh , fsh , oestradiol ( e2 ) , testosterone ( t ) , progesterone ( p ) and sex-hormone-binding globulin ( shbg ) .
C0025329
menstrual cycle
C0042149
uterine