| 1. | A ten - year retrospective study on injuries among the residents of a certain area 某地居民伤害发生情况的十年回顾性调查 |
| 2. | Retrospective study of squatting with prevalence of knee osteoarthritis 北京地区1858名老年人下蹲与膝关节骨关节炎患病率的回顾性调查 |
| 3. | Investigation on congenital rubella syndrome of shizhong district of ji ' nan city in 济南市市中区2005年先天性风疹综合征回顾性调查分析 |
| 4. | Nosocomial infections of inpatients : a review clinical investigation and analysis of 14562 cases 14562例住院患者医院感染临床回顾性调查分析 |
| 5. | Retrospect investigation of the 304 death cases from pneumoconiosis of coal workers in a mineral bureau in gan su province 甘肃省某矿务局304例煤工尘肺死亡回顾性调查分析 |
| 6. | Restrospective survey on medication of xing nao jing injection in medical insurance patients in the department of neurology 北京市医疗保险神经科住院患者应用醒脑静注射液的回顾性调查 |
| 7. | Methods : 2807 subjects were randomly selected from four districts in anshan by multistage sampling method 方法采用多级抽样方法对鞍山市4个区共2807名居民过去1a中的伤害情况进行回顾性调查。 |
| 8. | Analysis of retrospective investigation on status of the needle - stick injuries for medical staff at county general hospitals in jinan 济南市县级综合医院工作人员针刺伤害状况的回顾性调查分析 |
| 9. | Methods a retrospective study was performed to analyze the data of patients who were clinically free of seizures for over 3 years 方法回顾性调查临床发作已停止3年以上的100例患儿的各方面资料。 |
| 10. | Analysis of retrospective investigation on status of the needle - stick injuries for medical staff at county general hospitals in shandong province , china 县级综合医院工作人员针刺伤害状况的回顾性调查分析 |