Chronic fissure leukokeratosis of the back with squamous cell epitheloma of the lower lip, action of vitamin B2.
THIERS
H
H
RACOUCHOT
J
J
GUILLERMET
D006801:Humans; D007971:Leukoplakia; D008046:Lip; D008048:Lip Neoplasms; D012256:Riboflavin
D012256:Riboflavin