The gentamicin-collagen implant and the risk of distant metastases of rectal cancer following short-course radiotherapy and curative resection: the long-term outcomes of a randomized study

庆大霉素-胶原蛋白植入物与直肠癌短期放疗和根治性切除术后远处转移风险：一项随机研究的长期结果