Question: Re-evaluation of the Women's Health Study has resulted in what changes in HRT implementation? Question options: A combination of estrogen and progestin is no longer required in patients with an intact uterus. Women with breast cancer survivorship over 10 years are no longer considered "at risk." HRT can be used in the first five years of menopause without major risk increase. Low-dose estrogen can be used again in women over 65.