Citação norma APA

Sung, J. J. Y., Leung, W. K., Go, M. Y. Y., To, K. F., Cheng, A. S. L., Ng, E. K. W., & Chan, F. K. L. (2000). Cyclooxygenase-2 Expression in Helicobacter pylori-Associated Premalignant and Malignant Gastric Lesions. American Society for Investigative Pathology.

Citação norma Chicago

Sung, Joseph J. Y., Wai K. Leung, Minnie Y. Y. Go, Ka F. To, Alfred S. L. Cheng, Enders K. W. Ng, and Francis K. L. Chan. Cyclooxygenase-2 Expression in Helicobacter Pylori-Associated Premalignant and Malignant Gastric Lesions. American Society for Investigative Pathology, 2000.

Citação norma MLA

Sung, Joseph J. Y., et al. Cyclooxygenase-2 Expression in Helicobacter Pylori-Associated Premalignant and Malignant Gastric Lesions. American Society for Investigative Pathology, 2000.

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