Authors & Year | ➀ | ➁ | ➂ | ➃ | ➄ | ➅ | ➆ | ➇ | ➈ | ➉ | Quality score |
---|---|---|---|---|---|---|---|---|---|---|---|
Zhang et al. 2006 [17] | √ | √ | √ | √ | √ | √ | √ | 7 | |||
Zhou et al. 2012 [13] | √ | √ | √ | √ | √ | √ | √ | 7 | |||
Zhang et al. 2006 [27] | √ | √ | √ | √ | √ | √ | 6 | ||||
Xing et al. 2006 [28] | √ | √ | √ | √ | √ | √ | 6 | ||||
Xie et al. 2005 [29] | √ | √ | √ | √ | 4 | ||||||
Chu et al. 2005 [30] | √ | √ | √ | √ | √ | √ | 6 | ||||
Huang et al. 2008 [31] | √ | √ | √ | √ | √ | 5 | |||||
Huang et al. 2008 [32] | √ | √ | √ | √ | √ | 5 | |||||
Liu et al. 2012 [33] | √ | √ | √ | √ | √ | √ | 6 | ||||
Chu et al. 2004 [34] | √ | √ | √ | √ | √ | 5 | |||||
Ye et al. 2003 [35] | √ | √ | √ | √ | √ | 5 | |||||
Ye et al. 2005 [36] | √ | √ | √ | √ | √ | √ | 6 | ||||
Wang et al. 2007 [12] | √ | √ | √ | √ | √ | 6 | |||||
Luo et al. 2009 [15] | √ | √ | √ | √ | √ | √ | √ | 7 | |||
Hou et al. 2011 [40] | √ | √ | √ | √ | √ | √ | √ | 7 | |||
Luo et al. 2010 [37] | √ | √ | √ | √ | √ | 5 | |||||
Zhao et al. 2004 [38] | √ | √ | √ | √ | √ | √ | √ | 7 | |||
Luo et al. 2012 [39] | √ | √ | √ | √ | √ | 5 |