title: Oral squamous cell carcinoma and 'chewing betel quid'.
authors: Viroj
authors: V
authors: Wiwanitkit
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D009062:Mouth Neoplasms / Q000209:etiology*