APA (7th ed.) Citation

CW, H., & RH, H. (1998). Treating Helicobacter pylori. Archives of Internal Medicine, 158(21), 2396. https://doi.org/10.1001/archinte.158.21.2396

Chicago Style (17th ed.) Citation

CW, Howden, and Hunt RH. "Treating Helicobacter Pylori." Archives of Internal Medicine 158, no. 21 (1998): 2396. https://doi.org/10.1001/archinte.158.21.2396.

MLA (9th ed.) Citation

CW, Howden, and Hunt RH. "Treating Helicobacter Pylori." Archives of Internal Medicine, vol. 158, no. 21, 1998, p. 2396, https://doi.org/10.1001/archinte.158.21.2396.