PT - JOURNAL ARTICLE AU - Jennifer DiPiero AU - Kathryn Teng AU - J. Kevin Hicks TI - Should thiopurine methyltransferase (TPMT) activity be determined before prescribing azathioprine, mercaptopurine, or thioguanine? AID - 10.3949/ccjm.82a.14106 DP - 2015 Jul 01 TA - Cleveland Clinic Journal of Medicine PG - 409--413 VI - 82 IP - 7 4099 - http://www.ccjm.org/content/82/7/409.short 4100 - http://www.ccjm.org/content/82/7/409.full SO - Cleve Clin J Med2015 Jul 01; 82