Fig. 1

Hormone profiles of serum progesterone versus urinary 5β-pregnanediol (a) and serum estradiol and urinary estradiol (b) in four premenopausal women. Cr, creatinine; βPg, β-pregnanediol
Hormone profiles of serum progesterone versus urinary 5β-pregnanediol (a) and serum estradiol and urinary estradiol (b) in four premenopausal women. Cr, creatinine; βPg, β-pregnanediol