APA (7th ed.) Citation

IC, R., & WJ, B. (2005). Azathioprine, 6-mercaptopurine and thiopurine S-methyltransferase. Journal of gastroenterology and hepatology, 20(6), 955. https://doi.org/10.1111/j.1440-1746.2005.03964.x

Chicago Style (17th ed.) Citation

IC, Roberts-Thomson, and Butler WJ. "Azathioprine, 6-mercaptopurine and Thiopurine S-methyltransferase." Journal of Gastroenterology and Hepatology 20, no. 6 (2005): 955. https://doi.org/10.1111/j.1440-1746.2005.03964.x.

MLA (9th ed.) Citation

IC, Roberts-Thomson, and Butler WJ. "Azathioprine, 6-mercaptopurine and Thiopurine S-methyltransferase." Journal of Gastroenterology and Hepatology, vol. 20, no. 6, 2005, p. 955, https://doi.org/10.1111/j.1440-1746.2005.03964.x.