Clinical validity of circulating tumor cells in patients with metastatic breast cancer: a pooled analysis of individual patient data

Bidard, Fc; Peeters, Dj; Fehm, T; Nolé, F; Gisbert-Criado, R; Mavroudis, D; Grisanti, S; Generali, D; Garcia-Saenz, Ja; Stebbing, J; Caldas, C; Gazzaniga, P; Manso, L; Zamarchi, R; de Lascoiti, Af; De Mattos-Arruda, L; Ignatiadis, M; Lebofsky, R; van Laere, Sj; Meier-Stiegen, F; Sandri, Mt; Vidal-Martinez, J; Politaki, E; Consoli, F; Bottini, A; Diaz-Rubio, E; Krell, J; Dawson, Sj; Raimondi, C; Rutten, A; Janni, W; Munzone, E; Caranana, V; Agelaki, S; Almici, C; Dirix, L; Solomayer, Ef; Zorzino, L; Johannes, H; Reis-Filho, Js; Pantel, K; Pierga, Jy; Michiels, S