免疫治疗和靶向治疗联合化疗在老年 HER2 阳性胃食管结合部癌患者中的长期生存:一例病例报告 Long-term survival after immunotherapy and targeted therapy without chemotherapy in an elderly patient with HER2-positive gastroesophageal junction ca PubMed 2022/09/27 发表Hum Vaccin ImmunotherQ2 · IF 4.2(JCR 2025) 人群:成人靶点:HER2胃食管结合部癌脑转移瘤地区:中国