APA-viite

Cheung, K. S., & Leung, W. K. (2018). Modification of gastric cancer risk associated with proton pump inhibitors by aspirin after Helicobacter pylori eradication. Oncotarget.

Chicago-tyylinen lähdeviittaus

Cheung, Ka Shing, ja Wai K. Leung. "Modification of Gastric Cancer Risk Associated With Proton Pump Inhibitors By Aspirin After Helicobacter Pylori Eradication." Oncotarget 2018.

MLA-viite

Cheung, Ka Shing, ja Wai K. Leung. "Modification of Gastric Cancer Risk Associated With Proton Pump Inhibitors By Aspirin After Helicobacter Pylori Eradication." Oncotarget 2018.

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