title: The role of the fifth circulation in cancer dissemination. Hayes Martin Memorial Lecture.
mesh_terms: D006801:Humans; D008207:Lymphatic Metastasis; D009361:Neoplasm Invasiveness; D009360:Neoplastic Cells, Circulating; D012878:Skin Neoplasms / Q000209:etiology / Q000473:pathology; D012983:Soft Tissue Neoplasms / Q000209:etiology* / Q000473:pathology