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Frequencies of TNF-α 308 G/A (rs1800629) wild and mutant alleles among (A) pancreatic (B) NSCL cancer patients and TNF-α T/C 1031 (rs1799964) wild and mutant alleles among (C) pancreatic and (D) NSCL cancer patients. Comparison between wild and mutant alleles as performed by chi-square test at *p < 0.05. **Significant difference at p ≤ 0.01. NSCL, non-small cell lung.
