RT Journal Article SR Electronic T1 Cancer stem cells in moderately differentiated oral tongue squamous cell carcinoma express components of the renin–angiotensin system JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 942 OP 945 DO 10.1136/jclinpath-2016-203736 VO 69 IS 10 A1 Tinte Itinteang A1 Jonathan C Dunne A1 Alice M Chibnall A1 Helen D Brasch A1 Paul F Davis A1 Swee T Tan YR 2016 UL http://jcp.bmj.com/content/69/10/942.abstract AB