4I. Carr,K. Orr. Neoplastic invasion in experimental carcinoma of the colon: abnormal differentiation and release of mucus[J] 1990,Clinical & Experimental Metastasis(4):299~304
5Helmut Gabbert. Mechanisms of tumor invasion: evidence from in vivo observations[J] 1985,Cancer and Metastasis Review(4):293~309
6Ian Carr. Lymphatic metastasis[J] 1983,CANCER AND METASTASIS REVIEW(3):307~317