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Open-Access Journal
Opinion Review
Sundar Gnanavel, Rahul Mathur, Pawan Sharma, Arpit Parmar 
World J Meta-Anal 9(5):405-410. Published online Oct 28, 2021. doi: 10.13105/wjma.v9.i5.405
Review
Toshiaki Takahashi, Seiji Watanabe, Toshio Ito 
World J Meta-Anal 9(5):411-437. Published online Oct 28, 2021. doi: 10.13105/wjma.v9.i5.411
Hala Mourad Demerdash 
World J Meta-Anal 9(5):438-454. Published online Oct 28, 2021. doi: 10.13105/wjma.v9.i5.438
Minireviews
Kripa Balaram, Masroor Ahmed, Raman Marwaha 
World J Meta-Anal 9(5):455-461. Published online Oct 28, 2021. doi: 10.13105/wjma.v9.i5.455
Meta-Analysis
Tomohiro Ishinuki, Shigenori Ota, Kohei Harada, Makoto Meguro, Masaki Kawamoto, Goro Kutomi, Hiroomi Tatsumi, Keisuke Harada, Koji Miyanishi, Ichiro Takemasa, Toshio Ohyanagi, Thomas T Hui, Toru Mizuguchi 
World J Meta-Anal 9(5):462-473. Published online Oct 28, 2021. doi: 10.13105/wjma.v9.i5.462
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