1. Current status of midtrimester fetal visualization and sampling;Valenti,1976
2. Retinal damage by light in rats;Noell;Invest Ophthalmol,1966
3. Retinal damage by visible light;Gorn;Arch Ophthalmol,1967
4. Photoreceptor degeneration in albino rats: dependency on age;O'Steen;Invest Ophthalmol,1974
5. Eye lesions in domestic fowl reared under continuous light;Lauber;Vis Res,1966