Cita APA (7a ed.)
Keenan, T. D. L., Johnston, R. L., Donachie, P. H. J., Sparrow, J. M., Stratton, I. M., & Scanlon, P. (2013). United Kingdom National Ophthalmology Database Study: Diabetic Retinopathy; Report 1: prevalence of centre-involving diabetic macular oedema and other grades of maculopathy and retinopathy in hospital eye services. Eye (0950-222X), 27(12), 1397-1405.
Cita Chicago Style (17a ed.)
Keenan, T D L., R L. Johnston, P H J. Donachie, J M. Sparrow, I M. Stratton, y P. Scanlon. "United Kingdom National Ophthalmology Database Study: Diabetic Retinopathy; Report 1: Prevalence of Centre-involving Diabetic Macular Oedema and Other Grades of Maculopathy and Retinopathy in Hospital Eye Services." Eye (0950-222X) 27, no. 12 (2013): 1397-1405.
Cita MLA (9a ed.)
Keenan, T D L., et al. "United Kingdom National Ophthalmology Database Study: Diabetic Retinopathy; Report 1: Prevalence of Centre-involving Diabetic Macular Oedema and Other Grades of Maculopathy and Retinopathy in Hospital Eye Services." Eye (0950-222X), vol. 27, no. 12, 2013, pp. 1397-1405.
Precaución: Estas citas no son 100% exactas.