Serum vitamin A studies in leukoplakia and carcinoma of the oral cavity.
D006801:Humans; D007971:Leukoplakia / Q000098:blood supply*; D009062:Mouth Neoplasms; D014801:Vitamin A / Q000097:blood*
D014801:Vitamin A
LEUKOPLAKIA/blood supply; MOUTH/neoplasms; VITAMIN A/blood