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Contributor Information
Dr B. G. H. Levers, University Department of Oral Medicine, Surgery and Pathology, Bristol Dental School, Lower Maudlin Street, Bristol BS1 2LY.
Professor C. Scully, University Department of Oral Medicine, Surgery and Pathology, Bristol Dental School, Lower Maudlin Street, Bristol BS1 2LY.
Dr R. W. Matthews, University Department of Oral Medicine, Surgery and Pathology, Bristol Dental School, Lower Maudlin Street, Bristol BS1 2LY.
Mr. J. P. Shepherd, University Department of Oral Medicine, Surgery and Pathology, Bristol Dental School, Lower Maudlin Street, Bristol BS1 2LY
