Choi Jong min Hwa Jeong Lee Jung, Byung Hwa 2024-01-12T15:37:17Z 2024-01-12T15:37:17Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/90679 English Tryptophan Metabolite gastric juice LC-MS/MS Quantitative analysis of tryptophan and its metabolites from gastric juice using LC-MS/MS system Conference 2 한국대사체학회 한국대사체학회 KO