000  $anz n  2
000  $a주제어
001  $aKSH2001018106
005  $a20021219000000
008  $a011114 n azknnaabn          |a a|a    | 
150  $a시시력표[試視力表]
550  $a검안(시력)[檢眼]
550  $a시력 검사[視力檢査]