PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34032767-11 2021 LESSONS: A patient with ER positive GC with peritoneal dissemination and right axillary lymph node metastasis presented remarkable response to letrozole. Letrozole 143-152 estrogen receptor 1 Homo sapiens 24-26