Retraction: A 6-thioguanine nucleotide threshold level of 400 pmol/8x10(8) erythrocytes predicts azathioprine refractoriness in patients with inflammatory bowel disease and normal TPMT activity

Am J Gastroenterol. 2009 Mar;104(3):801. doi: 10.1038/ajg.2009.101.
No abstract available

Publication types

  • Retraction of Publication