01047nas 2200373 c 450 991089542320332120171201154531.0(CKB)1000000000524202(OCoLC)772967032(DE-101)1018246487(DE-599)ZDB2643510-X(EXLCZ)99100000000052420220111221b19812011 |y |engur|||||||||||txtrdacontentcrdamediacrrdacarrier대한소화기내시경학회지SeoulKorean Society of Gastrointestinal Endoscopy1981-2011Online-RessourceGesehen am 21.12.111225-7001 Taehan-Sohwagi-Naesigyŏng-Hakhoe-chiKorean J Gastrointest EndoscZeitschriftgnd-content6104002DE-1019999JOURNAL9910895423203321대한소화기내시경학회지4247525UNINA