title: Contributions of leukocytes to tumor invasion and metastasis: the "piggy-back" hypothesis.
authors.affiliation: Armed Forces Institute of Pathology and American Registry of Pathology, 6825 16th Street, NW, Washington DC, USA. man@afip.osd.mil <man@afip.osd.mil>
authors.forename: Yan-gao
authors.initials: YG
authors.lastname: Man
authors.forename: Russell
authors.initials: R
authors.lastname: Harley
authors.forename: Jeffrey
authors.initials: J
authors.lastname: Mason
authors.forename: William A
authors.initials: WA
authors.lastname: Gardner
mesh_terms: D006801:Humans; D007962:Leukocytes / Q000473:pathology*; D009361:Neoplasm Invasiveness / Q000473:pathology*; D009362:Neoplasm Metastasis / Q000473:pathology*