Fan W-Y, Fleming A, Robertson G, Uji A, van Hemert J, Singer M, Sagong M, Ip M, Sadda SR. Fractal analysis of retinal vasculature in normal subjects on ultra-wide field fluorescein angiography. Int J Ophtalmol. 2020 Jul 18;13(7):1109-14. doi: 10.18240/ijo.2020.07.15
Mangel AW, Wang J, Sherrill B, Gnanasakthy A, Ervin C, Fehnel SE. Urgency as an endpoint in irritable bowel syndrome. Gastroenterology Research. 2011 Feb 1;4(1):9-12.