RT Conference Proceedings T1 Ribociclib (RIB) plus letrozole (LET) in subgroups of special clinical interest with hormone receptor-positive (HR plus ), human epidermal growth factor receptor 2-negative (HER2-) advanced breast cancer (ABC): Subgroup analysis from the CompLEEment-1 trial A1 Cottu, P. H. A1 Ring, A. A1 Marchetti, P. A1 Cardoso, F. A1 Salvador, J. A1 Neven, P. A1 Papazisis, K. A1 Campone, M. A1 Bachelot, T. A1 Menon-Singh, L. A1 Wu, J. A1 Zhou, K. A1 De laurentiis, M. PB Elsevier SN 0923-7534 YR 2020 FD 2020-09-01 LK https://hdl.handle.net/10668/27218 UL https://hdl.handle.net/10668/27218 LA en DS RISalud RD Apr 10, 2025