资料提炼：共收集到相关文献54篇，按上述标准纳入12篇，其余文献均被排除。
DATA EXTRACTION: Altogether 54 correlated literatures were collected, according to above accepting criteria, there were 12 articles included and rest literatures were excluded.
资料提炼：共收集到符合上述要求的文献62篇，排除28篇重复性研究。34篇符合纳入标准。
DATA EXTRACTION: There were 62 literatures in accordance with the criteria, 28 repeated ones were excluded, and 34 articles met the inclusion criteria.
资料提炼：共收集到符合上述要求的文献40篇，排除27篇重复性研究，13篇符合纳入标准。
DATA EXTRACTION: There were 40 literatures in accordance with the above criteria, 27 repetitive studies were excluded, and 13 were accorded with the inclusive criteria.
资料提炼：共收集到589篇与人工膝关节置换术相关的文献，其中20篇符合纳入标准。
DATA EXTRACTION: Totally 589 relevant literatures were collected, and 20 of them were in accordance with the inclusive criteria.
资料提炼：共收集到71篇相关文献，33篇文献符合纳入标准，排除的38篇文献为内容陈旧或重复。
DATA EXTRACTION: Totally 71 relevant literatures were collected, 33 of which were accorded with the inclusive criteria, and the 38 repetitive ones or with old contents were excluded.
资料提炼：共收集到162篇相关文献，35篇文献符合纳入标准，排除的127篇文献为内容陈旧或重复。
DATA EXTRACTION: a total of 162 papers were collected, and 35 literatures were in accordance with the inclusive criteria, and 127 excluded literatures were with outmoded or repetitive content.
资料提炼：共收集到35篇关于脑卒中后常见并发症的相关文献，18个试验符合纳入标准。
DATA EXTRACTION: a total of 35 articles related to the common complications of stroke were collected, 18 of which were in accordance with the inclusive criteria.
资料提炼：共收集到190篇与骨髓间充质干细胞和骨及软骨组织工程有关的文献，其中30篇符合纳入标准。
DATA EXTRACTION: Totally 190 articles about MSCs and bone and cartilage tissue engineering, of which 30 articles were accorded with the inclusion criteria.
资料提炼：共收集到222篇相关文献，36篇文献符合纳入标准，排除的186篇文献为内容陈旧或重复。
DATA EXTRACTION: Totally 222 related articles were collected, 36 of them met the inclusion criteria, and 186 were excluded due to out-of-date or repetitive content.
资料提炼：共收集到97篇关于先天性髋脱位的文献，纳入23篇符合标准的文献。
DATA EXTRACTION: The literatures of congenital hip dislocation were 97, and 23 papers were included.
资料提炼：共收集到43篇关于椎体成形术治疗骨质疏松性椎体压缩骨折的文献，纳入32篇符合标准的文献，其中11篇文献对椎体成形术的填充材料进行评价。
DATA EXTRACTION: Totally 43 articles of vertebroplasty in treatment of OVCF were collected, and 32 ones met the inclusion criteria, including 11 articles about the filling material of vertebroplasty.
共收集到英文文献339篇，其中研究文章255篇，79篇符合纳入标准。
DATA EXTRACTION a total of 339 English articles were selected among which 255 were study articles and 79 met the inclusion criteria.
结果与结论：共收集146篇关于间充质干细胞向肝样细胞诱导分化的文章，纳入31篇符合标准的文献。
RESULTS and CONCLUSION: a total of 146 articles addressing induced differentiation of MSCs into hepatocytes were collected, and 31 articles were included according to inclusion criteria.
资料提炼：共收集到752篇相关文献，纳入22篇符合标准的文献，排除的730篇文献是由于内容重复。
Data EXTRACTION: a total of 752 relevant articles were collected, and 22 were in accordance with the inclusive criteria. The 730 articles were excluded because of outdated or repetitive data.
资料提炼：共收集到752篇相关文献，纳入22篇符合标准的文献，排除的730篇文献是由于内容重复。
Data EXTRACTION: a total of 752 relevant articles were collected, and 22 were in accordance with the inclusive criteria. The 730 articles were excluded because of outdated or repetitive data.
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