N, Y., DM, B., JP, V., SP, H., Younis, N., Broadbent, D. M., . . . Study, L. D. E. (2003). Incidence of sight-threatening retinopathy in patients with type 2 diabetes in the Liverpool Diabetic Eye Study: A cohort study. Lancet, 361(9353), 195. https://doi.org/10.1016/s0140-6736(03)12267-2
Chicago Style (17th ed.) CitationN, Younis, Broadbent DM, Vora JP, Harding SP, Naveed Younis, Deborah M. Broadbent, Jiten P. Vora, Simon P. Harding, and Liverpool Diabetic Eye Study. "Incidence of Sight-threatening Retinopathy in Patients with Type 2 Diabetes in the Liverpool Diabetic Eye Study: A Cohort Study." Lancet 361, no. 9353 (2003): 195. https://doi.org/10.1016/s0140-6736(03)12267-2.
MLA (9th ed.) CitationN, Younis, et al. "Incidence of Sight-threatening Retinopathy in Patients with Type 2 Diabetes in the Liverpool Diabetic Eye Study: A Cohort Study." Lancet, vol. 361, no. 9353, 2003, p. 195, https://doi.org/10.1016/s0140-6736(03)12267-2.