“Similarly to earlier reports in CRC patients … the percentage of ingested dose of D-xylose (14.3 ± 5.8 vs. 9.9 ± 5.7%, t test, P < 0.025) and mannitol (11.… ± 4.0, t test, P < 0.05) recovered in urine was observed after the treatment with raltitrexed ….”