Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) GOLDSTEIN NS,Prognostic Features in Patients with Stage T1 Breast Carcinoma and a 0.5-cm or Less Lymph Node Metastasis Significance of Lymph Node Hilar Tissue Invasion,Am J Clin Pathol,,,1999,111,,21-28,https://cir.nii.ac.jp/crid/1574231874637547520,