APA (7th ed.) Citation

Zhai, W., Zhai, Z., Ma, T., & Zuo, X. (2017). Ectopic Respiratory Epithelium and Cartilage in the Lower Esophageal Wall: A Rare Cause of Dysphagia in Adults. The American journal of gastroenterology, 112(4), 657-659. https://doi.org/10.1038/ajg.2017.15

Chicago Style (17th ed.) Citation

Zhai, Wen-zhe, Zhen-zhen Zhai, Tian Ma, and Xiu-li Zuo. "Ectopic Respiratory Epithelium and Cartilage in the Lower Esophageal Wall: A Rare Cause of Dysphagia in Adults." The American Journal of Gastroenterology 112, no. 4 (2017): 657-659. https://doi.org/10.1038/ajg.2017.15.

MLA (9th ed.) Citation

Zhai, Wen-zhe, et al. "Ectopic Respiratory Epithelium and Cartilage in the Lower Esophageal Wall: A Rare Cause of Dysphagia in Adults." The American Journal of Gastroenterology, vol. 112, no. 4, 2017, pp. 657-659, https://doi.org/10.1038/ajg.2017.15.