00000nz a2200000n 4500 001 KSH1998030281 005 19990530210447 008 980429 n azknn|abn |a a|a | 150 ▼a마취 과학[麻醉科學]▲ 450 ▼wr▼i영어▼aanesthesiology▲ 550 ▼a마취[麻醉]▲ 550 ▼a마취제[麻醉劑]▲ 550 ▼a무감각증▲ 550 ▼a무통법[無痛法]▲ 550 ▼a진통제[鎭痛劑]▲