[1] BRAY F,FERLAY J,SOERJOMATARAM I,et al.Global cancer statistics 2018:GLOBOCAN estimates of incidence and mortality worldwide for 36 cancers in 185 countries[J].CA Cancer J Clin,2018,68(6):394-424.
[2] MILLER KD,NOGUEIRA L,MARIOTTO AB,et al.Cancer treatment and survivorship statistics,2019[J].CA Cancer J Clin,2019,69(5):363-385.
[3] CREMOLINI C,MARMORINO F,LOUPAKIS F,et al.TRIBE-2:a phase III,randomized,open-label,strategy trial in unresectable metastatic colorectal cancer patients by the GONO group[J].BMC Cancer,2017,17(1):408.
[4] COLUCCI G,GEBBIA V,PAOLETTI G,et al.Phase III randomized trial of FOLFIRI versus FOLFOX4 in the treatment of advanced colorectal cancer:A multicenter study of the Gruppo Oncologico Dell'Italia Meridionale[J].J Clin Oncol,2005,23(22):4866-4875.
[5] TOMITA N,KUNIEDA K,MAEDA A,et al.Phase III randomised trial comparing 6 vs.12-month of capecitabine as adjuvant chemotherapy for patients with stage III colon cancer:Final results of the JFMC37-0801 study[J].Br J Cancer,2019,120(7):689-696.
[6] YAMADA Y,DENDA T,GAMOH M,et al.S-1 and irinotecan plus bevacizumab versus mFOLFOX6 or CapeOX plus bevacizumab as first-line treatment in patients with metastatic colorectal cancer (TRICOLORE):A randomized,open-label,phase III,noninferiority trial[J].Ann Oncol,2018,29(3):624-631.
[7] MODEST DP,FISCHER VON WEIKERSTHAL L,DECKER T,et al.Sequential versus combination therapy of metastatic colorectal cancer using fluoropyrimidines,irinotecan,and bevacizumab:A randomized,controlled study-XELAVIRI (AIO KRK0110)[J].J Clin Oncol,2019,37(1):22-32.
[8] SALTZ LB,CLARKE S,DAZ-RUBIO E,et al.Bevacizumab in combination with oxaliplatin-based chemotherapy as first-line therapy in metastatic colorectal cancer:a randomized phase III study[J].J Clin Oncol,2008,26(12):2013-2019.
[9] MURO K,ITABASHI M,HASHIDA H,et al.Observational study of first-line chemotherapy including cetuximab in patients with metastatic colorectal cancer:CORAL trial[J].Jpn J Clin Oncol,2019,49(4):339-346.
[10] KAVEH S,EBRAHIMI P,REZAPOUR A,et al.Bevacizumab and erlotinib versus bevacizumab for colorectal cancer treatment:systematic review and meta-analysis[J].Int J Clin Pharm,2019,41(1):30-41.
[11] FAKIH MG.Metastatic colorectal cancer:Current state and future directions[J].J Clin Oncol,2015,33(16):1809-1824.
[12] MA H,WU X,TAO M,et al.Efficacy and safety of bevacizumab-based maintenance therapy in metastatic colorectal cancer:A meta-analysis[J].Medicine (Baltimore),2019,98(50):e18227.
[13] TOURNIGAND C,CERVANTES A,FIGER A,et al.OPTIMOX1:A randomized study of FOLFOX4 or FOLFOX7 with oxaliplatin in a stop-and-Go fashion in advanced colorectal cancer-a GERCOR study[J].J Clin Oncol,2006,24(3):394-400.
[14] CHIBAUDEL B,MAINDRAULT-GOEBEL F,LIEDO G,et al.Can chemotherapy be discontinued in unresectable metastatic colorectal cancer? The GERCOR OPTIMOX2 study[J].J Clin Oncol,2009,27(34):5727-5733.
[15] WADDELL T,GOLLINS S,SOE W,et al.Phase II study of short-course capecitabine plus oxaliplatin (XELOX) followed by maintenance capecitabine in advanced colorectal cancer:XelQuali study[J].Cancer Chemother Pharmacol,2011,67(5):1111-1117.
[16] LUO HY,LI YH,WANG W,et al.Single-agent capecitabine as maintenance therapy after induction of XELOX (or FOLFOX) in first-line treatment of metastatic colorectal cancer:randomized clinical trial of efficacy and safety[J].Ann Oncol,2016,27(6):1074-1081.
[17] NAKAYAMA G,KODERA Y,YOKOYAMA H,et al.Modified FOLFOX6 with oxaliplatin stop-and-go strategy and oral S-1 maintenance therapy in advanced colorectal cancer:CCOG-0704 study[J].Int J Clin Oncol,2011,16(5):506-511.
[18] HURWITZ H,FEHRENBACHER L,NOVOTNY W,et al.Bevacizumab plus irinotecan,fluorouracil,and leucovorin for metastatic colorectal cancer[J].N Engl J Med,2004,350(23):2335-2342.
[19] DI BARTOLOMEO M,CIARLO A,BERTOLINI A,et al.Capecitabine,oxaliplatin and irinotecan in combination,with bevacizumab (COI-B regimen) as first-line treatment of patients with advanced colorectal cancer.An Italian Trials of Medical Oncology phase II study[J].Eur J Cancer,2015,51(4):473-481.
[20] DAZ-RUBIO E,GMEZ-ESPAA A,MASSUT B,et al.First-line XELOX plus bevacizumab followed by XELOX plus bevacizumab or single-agent bevacizumab as maintenance therapy in patients with metastatic colorectal cancer:the phase III MACRO TTD study[J].Oncologist,2012,17(1):15-25.
[21] KOEBERLE D,BETTICHER DC,VON MOOS R,et al.Bevacizumab continuation versus no continuation after first-line chemotherapy plus bevacizumab in patients with metastatic colorectal cancer:a randomized phase III non-inferiority trial (SAKK 41/06)[J].Ann Oncol,2015,26(4):709-714.
[22] APARICIO T,GHIRINGHELLI F,BOIGE V,et al.Bevacizumab maintenance versus no maintenance during chemotherapy-free intervals in metastatic colorectal cancer:A randomized phase III trial (PRODIGE 9)[J].J Clin Oncol,2018,36(7):674-681.
[23] HEGEWISCH-BECKER S,GRAEVEN U,LERCHENMLLER CA,et al.Maintenance strategies after first-line oxaliplatin plus fluoropyrimidine plus bevacizumab for patients with metastatic colorectal cancer (AIO 0207):a randomised,non-inferiority,open-label,phase 3 trial[J].Lancet Oncol,2015,16(13):1355-1369.
[24] SEEBER A,GUNSILIUS E,GASTL G,et al.Anti-angiogenics:Their value in colorectal cancer therapy[J].Oncol Res Treat,2018,41(4):188-193.
[25] CHIBAUDEL B,BACHET JB,ANDRT,et al.Efficacy of aflibercept with FOLFOX and maintenance with fluoropyrimidine as first?line therapy for metastatic colorectal cancer:GERCOR VELVET phase II study[J].Int J Oncol,2019,54(4):1433-1445.
[26] CREMOLINI C,ANTONIOTTI C,LONARDI S,et al.Activity and safety of cetuximab plus modified FOLFOXIRI followed by maintenance with cetuximab or bevacizumab for RAS and BRAF wild-type metastatic colorectal cancer:A randomized phase 2 clinical trial[J].JAMA Oncol,2018,4(4):529-536.
[27] ARANDA E,GARCA-AIFONSO P,BENAVIDES M,et al.First-line mFOLFOX plus cetuximab followed by mFOLFOX plus cetuximab or single-agent cetuximab as maintenance therapy in patients with metastatic colorectal cancer:Phase II randomised MACRO2 TTD study[J].Eur J Cancer,2018,101:263-272.
[28] PIETRANTONIO F,MORANO F,CORALLO S,et al.Maintenance therapy with panitumumab alone vs panitumumab plus fluorouracil-leucovorin in patients with RAS wild-type metastatic colorectal cancer:A phase 2 randomized clinical trial[J].JAMA Oncol,2019,5(9):1268-1275.
[29] MUNEMOTO Y,NAKAMURA M,TAKAHASHI M,et al.SAPPHIRE:a randomised phase II study of planned discontinuation or continuous treatment of oxaliplatin after six cycles of modified FOLFOX6 plus panitumumab in patients with colorectal cancer[J].Eur J Cancer,2019,119:158-167.
[30] TOURNIGAND C,CHIBAUDEL B,SAMSON B,et al.Bevacizumab with or without erlotinib as maintenance therapy in patients with metastatic colorectal cancer (GERCOR DREAM; OPTIMOX3):a randomised,open-label,phase 3 trial[J].The Lancet Oncology,2015,16(15):1493-1505.
[31] SIMKENS LH,VAN TINTEREN H,MAY A,et al.Maintenance treatment with capecitabine and bevacizumab in metastatic colorectal cancer (CAIRO3):a phase 3 randomised controlled trial of the Dutch Colorectal Cancer Group[J].Lancet,2015,385(9980):1843-1852.