RT Journal Article SR Electronic T1 Latex spheres: a new use in transmission electron microscopy. JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 598 OP 599 DO 10.1136/jcp.27.7.598 VO 27 IS 7 A1 Titford, M E YR 1974 UL http://jcp.bmj.com/content/27/7/598.abstract AB