1. Helmholtz: physicist-physician Author(s): Thom, Robert A. (Robert Alan), 1915-1979, artist Publication: [Detroit] Parke, Davis and Company 1961 Subject(s): OphthalmoscopesOphthalmologyPhysiciansHistory of MedicineHelmholtz, Hermann von, 1821-1894.
2. Direct method of examining the fundus oculi or eyeground Subject(s): OphthalmologyEquipment and SuppliesPhysiciansWorld Health Organization
3. Examination of the retina with a binocular ophtalmoscope [i.e. ophthalmoscope] Subject(s): PhysiciansOphthalmologyEquipment and SuppliesWorld Health Organization