RT Journal Article SR Electronic T1 Calibre persistent artery of the lip: an underdiagnosed entity? JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 885 OP 885 DO 10.1136/jcp.53.11.885 VO 53 IS 11 A1 H Kua A1 K Blessing A1 J Holmes A1 M Burrell YR 2000 UL http://jcp.bmj.com/content/53/11/885.abstract AB