Fig. 4From: An objective nodal staging system for breast cancer patients undergoing neoadjuvant systemic treatmentPrognostic significance of the CT-based nodal staging system and the pathologic N stages according to the hormonal receptor status. The prognostic significance of the CT-based nodal staging system in patients undergoing neoadjuvant systemic therapy (a) and the significance of the pathologic N stages in patients undergoing primary surgery (b)Back to article page