Differences in Sentinel lymph node biopsy outcomes and prognosis between HER2-low and HER2-zero breast cancer. - Takada, Koji; Kashiwagi, Shinichiro; Nishikawa, Mariko; Kochi, Asuka; Watanabe, Chika; Kinoshita, Haruhito; Ogisawa, Kana; Shibutani, Masatsune; Morisaki, Tamami (BMC Cancer, 2025)