April 19, 2021 by Fightec.org
https://www.uptodate.com/contents/progressive-locally-advanced-unresectable-and-metastatic-esophageal-and-gastric-cancer-approach-to-later-lines-of-systemic-therapy?search=%20%ED%95%9C%EA%B5%AD20%EB%8C%80%E3%80%8E010-2195-5840%E3%80%8F%EC%86%8C%EC%82%AC%EB%8F%99%EC%BD%9C%EA%B1%B8%EC%83%B5%E3%8F%95%EC%B6%9C%EC%9E%A5%EA%B1%B4%EB%A7%88%E2%A5%B0%EC%BD%9C%EA%B1%B8%EC%83%B5%20%EC%B6%9C%EC%9E%A5%EC%95%88%EB%A7%88&topicRef=2473&source=see_link