[The mechanism of cataract formation].
D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D000818:Animals; D002386:Cataract / Q000209:etiology*; D002417:Cattle; D003720:Densitometry; D006801:Humans; D007908:Lens, Crystalline; D008027:Light; D008875:Middle Aged; D012542:Scattering, Radiation