Loss of p27KIP1 expression in fully-staged node-negative breast cancer: association with lack of hormone receptors in T1a/b, but not T1c infiltrative ductal carcinoma. - Mirchandani D; Roses DF; Inghirami G; Zeleniuch-Jacquotte A; Cangiarella J; Guth A; Safyan RA; Formenti SC; Pagano M; Muggia F (Anticancer research, 2011)