Researchers report findings from a study in which they measured levels of estrogen byproducts in urine from a group of women with breast cancer. Relative levels of ”good” versus ”bad” estrogen byproducts were linked to survival.
Researchers report findings from a study in which they measured levels of estrogen byproducts in urine from a group of women with breast cancer. Relative levels of ”good” versus ”bad” estrogen byproducts were linked to survival.