@article {:2005-03-19:0114-9954:6, title = "Allopurinol interaction: Interaction with concomitant azathioprine leading to pancytopenia in an elderly patient: case report", journal = "Reactions", volume = "1", year = "2005-03-19", abstract = "", pages = "6-6(1)", url = "http://www.ingentaconnect.com/content/adis/rea/2005/00000001/00001043/art00018" }