Work related injury and accident identification, treatment, protection, training, reporting and following corrective action;
工伤和事故的鉴定，处理，防护，培训，汇报及跟进改善行动；
2
Objective: To analyses influencing factors of residual tumor of the cutting margin in patients with esophageal cancer, Prensent Corrective methods of Prevention and treatment.
目的：分析食管癌术后断端癌组织存留的影响因素，提出正确的防治方案。
3
Most couples seeking fertility treatment have success with medications or corrective surgeries.