Screening for diabetic retinopathy using a digital non-mydriatic camera compared with standard 35-mm stereo colour transparencies. - Hansen, Anja B.; Sander, Birgit; Larsen, Michael; Kleener, Jørgen; Borch-Johnsen, Knut; Klein, Ronald; Lund-Andersen, Henrik (Acta Ophthalmologica Scandinavica, 2004)