APA (7th ed.) Citation

Van Minnen, K., Spilsbury, K., Ng, J., Morlet, N., Xia, J., & Semmens, J. (2009). Changing patterns of access to cataract surgery: A population study spanning 22 years. Elsevier Science.

Chicago Style (17th ed.) Citation

Van Minnen, K., Katrina Spilsbury, Jonathon Ng, Nigel Morlet, Jianhong Xia, and James Semmens. Changing Patterns of Access to Cataract Surgery: A Population Study Spanning 22 Years. Elsevier Science, 2009.

MLA (9th ed.) Citation

Van Minnen, K., et al. Changing Patterns of Access to Cataract Surgery: A Population Study Spanning 22 Years. Elsevier Science, 2009.