tokens: However , the serum TNF-a concentration decreased significantly in patients receiving pentoxifylline ( basal 623+ / -366 pg / ml ; 6th month 562+ / -358 pg / ml , p < 0.01 ) , but not in the control group .
folded_tokens: however , the serum tnf-a concentration decrease significantly in patient receive pentoxifylline ( basal 623+ / -366 pg / ml ; 6th month 562+ / -358 pg / ml , p < 0.01 ) , but not in the control group .