Taylor-Gjevre, RM, JA Gjevre, BV Nair, and D Matern. 2018. “THIOPURINE METHYLTRANSFERASE SCREENING BEFORE AZATHIOPRINE PRESCRIPTION: A PHYSICIAN SURVEY”. Journal of Population Therapeutics and Clinical Pharmacology 20 (1). https://mail.jptcp.com/index.php/jptcp/article/view/398.