Sikdar, NDatta, SDey, BadalPaul, R RPanda, C KRoy, B2012-01-052012-01-052005International journal of human genetics,V5,P39-45http://hdl.handle.net/10263/2911enIndian populationTobacco smokingChewingOral SCCGSTMIGSTTICYP1A1CYP2E1Genetic polymorphismHomozygous null genotype at glutathione S-transferase M1 Iocus as a risk factor for oral squamous cell carcinoma in india tobacco usersArticle