Ryan, Kevin Aetiology, diagnosis and treatment of oral lichen planus. [electronic resource] - British journal of hospital medicine (London, England : 2005) Sep 2014 - 492-6 p. digital Publication Type: Journal Article; Review ISSN: 1750-8460 Standard No.: 10.12968/hmed.2014.75.9.492 doi Subjects--Topical Terms: Administration, TopicalAdrenal Cortex Hormones--administration & dosageCalcineurin Inhibitors--administration & dosageHumansLichen Planus, Oral--drug therapySteroids--therapeutic use