Intrahepatic lymphatic invasion but not vascular invasion is a major prognostic factor after resection of colorectal cancer liver metastases - Lupinacci, Renato Micelli; Mello, Evandro Sobrosa; Pinheiro, Rafael S.; Marques, Gilton; Coelho, Fabrício Ferreira; Kruger, Jaime Arthur Pirolla; Perini, Marcos Vinícius; Herman, Paulo (World Journal of Surgery, 2014)