Efficacy and survival analysis of apatinib combined with capecitabine chemotherapy for second-line treatment of advanced esophageal cancer. Indian Journal of Chemical Technology (IJCT), [S. l.], v. 29, n. 6, p. 793–798, 2023. DOI: 10.56042/ijct.v29i6.67385. Disponível em: https://or.niscpr.res.in/index.php/IJCT/article/view/2161. Acesso em: 15 may. 2026.