The quality analysis of all 6 studies.
- Feng Zheng (91182)
- Niklas von Spreckelsen (4524685)
- Xintong Zhang (1536829)
- Pantelis Stavrinou (828030)
- Marco Timmer (828034)
- Christian Dohmen (2071192)
- Roland Goldbrunner (4524679)
- Fang Cao (236777)
- Qiang Zhang (45005)
- Qishan Ran (4524688)
- Gang Li (34549)
- Ruiming Fan (4459006)
- Shengtao Yao (4524682)
- Boris Krischek (213314)
Publication date
October 2017
DOIAbstract
<p>(A) Summary of the risk of bias in all included 6 studies. (B) Risk of bias graph: judgements about each risk of bias item presented as percentages across all included 6 studies.</p
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