Figure 1. Treatment Comparisons in 3 Randomized Controlled Trials of Internal Mammary Node Radiotherapy
IM, internal mammary; LN, lymph node; MS, medial supraclavicular; RT, radiotherapy.
Adapted from Budach W et al. Adjuvant radiotherapy of regional lymph nodes in breast cancer - a meta-analysis of randomized trials. Radiat Oncol. 2013;8:267-274.