Low biologic aggressiveness in breast cancer in women using hormone replacement therapy J Clin Oncol . 1998 Sep;16(9):3115-20. doi: 10.1200/JCO.1998.16.9.3115. Low biologic aggressiveness in breast cancer in women using hormone replacement therapy K Holli 1, J Isola, J Cuzick Affiliations Expand Abstract Purpose: Hormone replacement therapy (HRT) has been associated with an increased risk for breast cancer. Cancers in women who use HRT are often less advanced, and lower mortality has been reported […] https://drcolinholloway.com/20....25/06/17/low-biologi