Ashraf M, Shokrollahi S, Pisig AU, Sampani K, Abdelal O, Cavallerano JD, Robertson G, Fleming A, van Hemert J, Pitoc CM, Sun JK, Aiello LP, Silva PS. Retinal vascular caliber association with nonperfusion and diabetic retinopathy severity depends on vascular caliber measurement location. Ophthalmol Retina. 2021 Jun;5(6):571-9. doi: 10.1016/j.oret.2020.09.003
Schmitt CL, Allen JA, Kosa KM, Curry LE. Support for a ban on tobacco powerwalls and other point-of-sale displays: findings from focus groups. Health Educ Res. 2015 Feb;30(1):98-106. doi: 10.1093/her/cyu046.