01089nas 2200409-a 450 99620496250331620240413022045.0(CKB)110978966555814(CONSER)sn-79002856-(EXLCZ)9911097896655581420790515c19uuuuuu --- aengtxtrdacontentcrdamediacrrdacarrier20/20[New York, N.Y.] [Jobson Pub. Co.]1 online resourcePrint version: 20/20 (New York, N.Y.) 0192-1304 (DLC)sn 79002856 (OCoLC)4964595 Twenty/twenty20/20OptometryPeriodicalsOpticsEyeglassesOptometryfast(OCoLC)fst01046944Periodical.Periodicals.fastOptometryOptics.Eyeglasses.Optometry.617NEWSPAPER996204962503316exl_impl conversion201371603UNISA