Long-term outcomes after surgical resection for synchronous or metachronous pulmonary and hepatic colorectal metastases. Issue 2 (February 2019) - Zizzo, M.; Lococo, F.; Galeone, C.; Ugoletti, L.; Braglia, L.; Nachira, D.; Siciliani, A.; Margaritora, S.; Paci, M.; Pedrazzoli, C.