Surgical resection versus systemic therapy for breast cancer liver metastases: Results of a European case matched comparison. - Ruiz, A.; van Hillegersberg, R.; Siesling, S.; Castro-Benitez, C.; Sebagh, M.; Wicherts, D.A.; de Ligt, K.M.; Goense, L.; Giacchetti, S.; Castaing, D.; Morère, J.; Adam, R. (European Journal of Cancer, 2018)