TUCSON, Arizona, Nov. 13 (TNSJou) -- The University of Arizona issued the following news release: * * * Researchers examined data from nearly 170,000 women and found that Native and Indigenous women had a higher percentage of mastectomy and a lower percentage of lumpectomy compared with white women. * * * A University of Arizona Health Sciences-led study uncovered disparities in breast cancer treatments that may lead to poorer health outcomes in Indigenous women, who currently have the worst  more