APA (7th ed.) Citation

C, Z., & Y, W. (2021). Association Between Helicobacter pylori-Negative Peptic Ulcer Disease and Chronic Urticaria: A Retrospective Observational Study. Dove Medical Press.

Chicago Style (17th ed.) Citation

C, Zhang, and Wei Y. Association Between Helicobacter Pylori-Negative Peptic Ulcer Disease and Chronic Urticaria: A Retrospective Observational Study. Dove Medical Press, 2021.

MLA (8th ed.) Citation

C, Zhang, and Wei Y. Association Between Helicobacter Pylori-Negative Peptic Ulcer Disease and Chronic Urticaria: A Retrospective Observational Study. Dove Medical Press, 2021.

Warning: These citations may not always be 100% accurate.