RT Journal Article SR Electronic T1 Neonatal thrombosis JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 419 OP 423 DO 10.1136/jcp.53.6.419 VO 53 IS 6 A1 E A Chalmers YR 2000 UL http://jcp.bmj.com/content/53/6/419.abstract AB