P232 A study to evaluate the safety and utility of targeted axillary dissection using Guiding-Marker System. (April 2023) - Endo, Y.; Kotani, H.; Nakakami, A.; Komaki, R.; Isogai, A.; Ozaki, Y.; Nozawa, K.; Kataoka, A.; Yoshimura, A.; Hattori, M.; Sawaki, M.; Iwata, H.