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International retrospective cohort study of conversion therapy for Stage IV gastric cancer 1 (CONVO-GC-1). Ann Gastroenterol Surg 2022; 6: 227\u201340.","DOI":"10.1002\/ags3.12515"},{"key":"9","unstructured":"9) Ito S, Oki E, Nakashima Y, et al. Clinical significance of adjuvant surgery following chemotherapy for patients with initially unresectable Stage IV gastric cancer. Anticancer Res 2015; 35: 401\u20136."},{"key":"10","doi-asserted-by":"crossref","unstructured":"10) Kano Y, Ichikawa H, Hanyu T, et al. Conversion surgery for Stage IV gastric cancer: A multicenter retrospective study. BMC Surg 2022; 22: 428.","DOI":"10.1186\/s12893-022-01874-8"},{"key":"11","doi-asserted-by":"crossref","unstructured":"11) Chen GM, Yuan SQ, Nie RC, et al. Surgical outcome and long-term survival of conversion surgery for advanced gastric cancer. 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Effectiveness of etoposide and cisplatin vs irinotecan and cisplatin therapy for patients with advanced neuroendocrine carcinoma of the digestive system: The TOPIC-NEC Phase 3 randomized clinical trial. 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