'current Air navigation Article Clinical routine Computer aided instruction Computer-aided Deep learning Foveal avascular zones Image segmentation Large dataset Low qualities Ophthalmology Retinal disease Retinal vasculature Segmentation methods Shape and size Work-flows clinical trial (topic) deep learning eye fundus fluorescein foveal avascular zone human image segmentation multicenter study (topic) ophthalmologist optical coherence tomography retina blood vessel retina fluorescein angiography retina neovascularization