00000nz a2200000n 4500 001 KSH2002002622 005 20021021183757 008 020123 n azknn|abn |a a|a | 150 ▼a진통(진정)[鎭痛]▲ 550 ▼a엔도르핀[endorphin ]▲ 550 ▼a진통 작용[鎭痛作用]▲ 550 ▼a진통 효과[鎭痛效果]▲ 550 ▼a진통제[鎭痛劑]▲