PMID 24829658. Ascites at Merck Manual of Diagnosis and Therapy(英语:Merck Manual of Diagnosis and Therapy) Home Edition Children's Liver Disease Foundation (页面存档备份,存于互联网档案馆)
December 2016). U.S. National Center for Biotechnology Information: Medical Genetics Summaries - Thioguanine Therapy and TPMT Genotype (页面存档备份,存于互联网档案馆)