| Article |
C1 |
C2 |
C3 |
C4 |
| Jolicoeur & Barrett (2004) |
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| Schuman & Brent (2005) |
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| Crespo Marquez & Gupta (2006) |
/ |
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| Söderholm, Holmgren, & Klefsjö (2007) |
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| Tam & Price (2008) |
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| Cruzan (2009) |
/ |
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| Lai (2010) |
/ |
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| Sullivan, Pugh, Melendez, & Hunt (2010) |
/ |
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| Gosavi et al. (2011) |
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| Adnan et al. (2012) |
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| Hamzah & Kobayashi (2013) |
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| Sinkkonen, Marttonen, Tynninen, & Kärri (2013) |
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| Au-yong, Ali, & Ahmad (2014) |
/ |
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|
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| Chiang, Zhou, & Li (2014) |
/ |
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| Velmurugan & Dhingra (2015) |
/ |
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| Sinha (2015) |
/ |
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| Ansari et al. (2016) |
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| Puķite & Geipele (2017) |
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| Rahmat & Hadi Nawawi (2017) |
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| Pelantova & Cecak (2018) |
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