RT Journal Article SR Electronic T1 Histological changes in venous grafts. JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 94 DO 10.1136/jcp.47.1.94-a VO 47 IS 1 A1 Underwood, M J A1 Coumbe, A YR 1994 UL http://jcp.bmj.com/content/47/1/94.1.abstract AB