Warning: file_put_contents(/www/wwwroot/zidian/biehu.cn/cache/1eca46d50ec4e60fe7696ef9d5b2054d.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/biehu.cn/index.php on line 58 double blind procedure例句_double blind procedure英汉例句_double blind procedure双解例句_甲百汇小鸡词典
Summary of Background Data. We performed a prospective, randomized double-blind study in patients undergoing multilevel cervical corpectomy procedures. 背景资料摘要：我们对接受多节段颈椎次全切除的病人进行了一项前瞻性、随机化、双盲研究。