Can clinicopathological factors improve the prediction of metastasis to nonsentinel lymph nodes in patients with breast cancer?

José A. García-Mejido ¹, Miguel Sánchez-Sevilla ², Jesús González-Martínez ³, Ana Fernández-Palacín ⁴, José A. Sainz-Bueno ²

¹ Department of Obstetrics and Gynecology, Valme University Hospital, Seville; Department of Obstetrics and Gynecology, University of Seville; Spain; ² Department of Obstetrics and Gynecology, Valme University Hospital, Seville, Spain; ³ Department of Plastic Surgery, University Hospital of Barcelona, Bellvitge Hospital, Spain; ⁴ Department of Preventive Medicine and Public, Health Biostatistics Unit, University of Seville, Spain