Stern, Michael E Dry eye--is this a disease or a natural consequence of aging? [electronic resource] - Archivos de la Sociedad Espanola de Oftalmologia Mar 2005 - 125-31 p. digital Publication Type: Editorial ISSN: 0365-6691 Subjects--Topical Terms: AgingDry Eye Syndromes--physiopathologyHumansLacrimal Apparatus--physiology