“Factors Effecting the Development of Sentinel Lymph Node Metastasis in Clinical Early-Stage Breast Cancers (cT1-2N0): Clinical Significance of Primary Tumor – Skin Distance”. Annals of Medical Research, vol. 28, no. 11, Nov. 2021, pp. 2071-9, http://annalsmedres.org/index.php/aomr/article/view/3978.