APA (7th ed.) Citation

Khan, I. J., Azam, N. A. M., Goyal, R., & Nabi, N. U. (2007). Contact urticaria to ultrasonic gel. Eye (0950-222X), 21(7), 1016. https://doi.org/10.1038/sj.eye.6702834

Chicago Style (17th ed.) Citation

Khan, I. J., N. A. M. Azam, R. Goyal, and N. U. Nabi. "Contact Urticaria to Ultrasonic Gel." Eye (0950-222X) 21, no. 7 (2007): 1016. https://doi.org/10.1038/sj.eye.6702834.

MLA (9th ed.) Citation

Khan, I. J., et al. "Contact Urticaria to Ultrasonic Gel." Eye (0950-222X), vol. 21, no. 7, 2007, p. 1016, https://doi.org/10.1038/sj.eye.6702834.