FORMATO
Social DRM
DISPOSITIVI SUPPORTATI
computer
e-reader/kobo
ios
android
kindle
Descrizione
Refractive errors (ametropia) are common.A refractive error is caused by an imbalance between the refractive power of the optical system of the eye and its axial length, rarely to altered refractive power of the cornea (keratoconus, cornea plana) or the lens (nuclear sclerosis, spherophakia).Some eye diseases are more common in myopia (short-sightedness): retinal detachment hyperopia (far-sightedness): angle closure glaucoma, branch vein occlusion, age-related macular degeneration.
Dettagli
Categorie
Dimensioni del file
403,1 KB
Lingua
eng
Anno
2015
Isbn
9788869308338