A. M. Aibinu, M. I. Iqbal, A. A. Shafie, M. J. E. Salami and M. Nilsson, “Vascular Intersection Detection in Retina Fundus Images Using a New Hybrid Approach,” Computers in Biology and Medicine, Vol. 40, No. 1, 2010, pp. 81-89. doi:10.1016/j.compbiomed.2009.11.004
 A. M. Aibinu, M. I. Iqbal, M. Nilsson and M. J. E. Salami, “A New Method of Correcting Uneven Illumination Problem in Fundus Images,” International Conference on Robotics, Vision, Information, and Signal Processing, Penang, 28-30 November 2007, pp. 445-449.
 A. M. Aibinu, M. I. Iqbal, M. Nilsson and M. J. E. Salami, “Automatic Diagnosis of Diabetic Retinopathy from Fundus Images Using Digital Signal and Image Processing Techniques,” International Conference on Robotics, Vision, Information, and Signal Processing, Penang, 28-30 November 2007, pp. 510-515.
 M. I. Iqbal, A. M. Aibinu, I. B. Tijani, M. Nilsson and M. J. E. Salami, “Cross Point Detection Using Fuzzy Logic and Neural Network,” Proceedings of the International Conference on Computer and Communication Engineering, Kuala Lumpur, 13-15 May 2008, pp. 241-246.
 T. Wong and R. McIntosh, “Hypertensive Retinopathy Signs as Risk Indicators of Cardiovascular Morbidity and Mortality,” British Medical Bulletin, Vol. 73-74, No. 1, 2005, pp. 57-70. doi:10.1093/bmb/ldh050
 R.Gelman, M. E. Martinez-Perez, D. K. Vanderveen, A. Moskowitz and A. B. Fulton, “Diagnosis of plus Disease in Retinopathy of Prematurity Using Retinal Image Multiscale Analysis,” Investigative Ophthalmology & Visual Science, Vol. 46, No. 12, 2005, pp. 4734-4738. doi:10.1167/iovs.05-0646
 M. Ikram, J. Witteman, J. Vingerling, M. Breteler, A. Hofman and P. de Jong, “Retinal Vessel Diameters and Risk of Hypertension: The Rotterdam Study,” Hypertension, Vol. 47, 2006, pp. 189-194. doi:10.1161/01.HYP.0000199104.61945.33
 R. Klein, B. Klein, S. Moss, T. Wong, L. Hubbard, K. Cruickshanks and M. Palta, “The Relation of Retinal Vessel Caliber to the Incidence and Progression of Diabetic Retinopathy—Xix: The Wisconsin Epidemiologic Study of Diabetic Retinopathy,” Archives Ophthalmology, Vol. 122, No. 1, 2004, pp. 76-83. doi:10.1001/archopht.122.1.76
 T. Wong, A. Shankar, R. Klein and B. Klein, “Retinal Vessel Diameters and the Incidence of Gross Proteinuria and Renal Insufficiency in People with Type 1 Diabetes,” Diabetes, Vol. 53, No. 1, 2004, pp. 179-184. doi:10.2337/diabetes.53.1.179
 M. E. Martinez-Perez, A. D. Hughes, A. V. Stanton, S. A. Thom, A. A. Bharath and K. H. Parker, “Retinal Blood Vessel Segmentation by Means of Scale-Space Analysis and Region Growing,” In: C. Taylor and A. Colchester, Eds., MICCAI-99, Lectures Notes in Computer Science, Springer-Verlag, 1999, pp. 90-97.
 A. Hoover, V. Kouznetsova and M. Goldbaum, “Locating Blood Vessels in Retinal Images by Piecewise Threshold Probing of a Matched Filter Response,” IEEE Transactions on Medical Imaging, Vol. 19, No. 3, 2000, pp. 203-210. doi:10.1109/42.845178
 J. Staal, M. Abramoff, M. Niemeijer, M. Viergever and B. van Ginneken, “Ridge-Based Vessel Segmentation in Color Images of the Retina,” IEEE Transactions on Medical Imaging, Vol. 23, No. 4, 2004, pp. 501-509. doi:10.1109/TMI.2004.825627
 X. Jiang and D. Mojon, “Adaptive Local Thresholding by Verification Based Multithreshold Probing with Application to Vessel Detection In Retinal Images,” IEEE Transactions on Pattern Analysis and Machine Intelligence, Vol. 25, No. 1, 2003, pp. 131-137. doi:10.1109/TPAMI.2003.1159954
 M. Sabaghi, S. R. Hadianamrei, M. Fattahi, M. R. Kouchaki and A. Zahedi, “Retinal Identification System Based on the Combination of Fourier and Wavelet Transform,” Journal of Signal and Information Processing, Vol. 3, 2012, pp. 35-38. doi:10.4236/jsip.2012.31005
 V. V. Govindaraju, Z. Shi and J. Schneider, “Feature Extraction Using a Chaincoded Contour Representation,” International Conference on Audio and Video Based Biometric Person Authentication, Guildford, 9-11 June 2003. doi:10.1007/3-540-44887-X_32
 The STARE Database, 2009. http://www.ces.clemson.edu/ahoover/stare