00000nz a2200000n 4500 001 KSH2005005292 005 20050407105412 008 050407 n azknn|abn |a a|a | 150 ▼a노인 학대[老人虐待]▲ 450 ▼wr▼i영어▼ageriatric maltreatment▲ 550 ▼wg▼a노인 문제[老人問題]▲ 550 ▼wg▼a학대[虐待]▲ 550 ▼a노인(늙은이)[老人]▲