title: Vitamin B shown to reduce mouth cancer risk.
mesh_terms: D000328:Adult; D015331:Cohort Studies; D004032:Diet; D019587:Dietary Supplements; D005260:Female; D005492:Folic Acid / Q000494:pharmacology*; D006801:Humans; D008137:Longitudinal Studies; D008875:Middle Aged; D009062:Mouth Neoplasms / Q000517:prevention & control*; D011446:Prospective Studies; D012307:Risk Factors; D014803:Vitamin B Complex / Q000494:pharmacology*
chemical_list: D014803:Vitamin B Complex; D005492:Folic Acid