Is It Useful to Detect Lymphovascular Invasion in Lymph Node-Positive Patients With Primary Operable Breast Cancer? - Ragage, Florence; Debled, Marc; MacGrogan, Gaëtan; Brouste, Véronique; Desrousseaux, Marie; Soubeyran, Isabelle; de Lara, Christine Tunon; Mauriac, Louis; de Mascarel, Isabelle (Cancer (0008543X), 2010)