00000nz a2200000n 4500 001 KSH2002027536 005 20021028162933 008 021028 n azknn|abn |a a|a | 150 ▼a암예방[癌豫防]▲ 450 ▼wr▼i영어▼aCancer Prevention ▲ 550 ▼a암[癌]▲ 550 ▼a예방(막음)[豫防]▲