Fleming AD, Philip S, Goatman KA, Williams GJ, Olson JA, Sharp PF. Automated detection of exudates for diabetic retinopathy screening. Phys Med Biol. 2007 Dec 21;52(24):7385-96. doi: 10.1088/0031-9155/52/24/012
Fleming AD, Goatman KA, Philip S, Olson JA, Sharp PF. Automatic detection of retinal anatomy to assist diabetic retinopathy screening. Phys Med Biol. 2007 Jan 21;52(2):331-45. doi: 10.1088/0031-9155/52/2/002
Rothman KJ, Glass RL, Espinal F, Velez H. Caries-free teeth in the absence of fluoride ion. J Public Health Dent. 1972;32(4):225-8. doi: 10.1111/j.1752-7325.1972.tb03977.x