Strain differences in quantitative analysis of the rat optic nerve.
D000818:Animals; D001369:Axons / Q000648:ultrastructure; D008854:Microscopy, Electron; D009412:Nerve Fibers / Q000033:anatomy & histology; D009900:Optic Nerve / Q000033:anatomy & histology* / Q000648:ultrastructure; D051381:Rats; D011919:Rats, Inbred Strains / Q000033:anatomy & histology*