Citação norma APA

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

Citação norma Chicago

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

Citação norma MLA

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

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.