title: Oral smear--early detection of oral malignant tumours.
mesh_terms: D000328:Adult; D000368:Aged; D001706:Biopsy; D003581:Cytodiagnosis; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009062:Mouth Neoplasms / Q000473:pathology*; D013997:Time Factors