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Open-Access Journal
Minireviews
Mitsuru Sugimoto, Tadayuki Takagi, Rei Suzuki, Naoki Konno, Hiroyuki Asama, Yuki Sato, Hiroki Irie, Ko Watanabe, Jun Nakamura, Hitomi Kikuchi, Mika Takasumi, Minami Hashimoto, Takuto Hikichi, Hiromasa Ohira 
World J Meta-Anal 7(6):259-268. Published online Jun 30, 2019. doi: 10.13105/wjma.v7.i6.259
Systematic Review
Giorgi Nadiradze, Can Yurttas, Alfred Königsrainer, Philipp Horvath 
World J Meta-Anal 7(6):269-289. Published online Jun 30, 2019. doi: 10.13105/wjma.v7.i6.269
Kareeann SF Khow, Michelle WK Kee, Pazhvoor N Shibu, Solomon CY Yu, Mellick J Chehade, Renuka Visvanathan 
World J Meta-Anal 7(6):290-296. Published online Jun 30, 2019. doi: 10.13105/wjma.v7.i6.290
Andrew Ming-Liang Ong, Shu-Wen Tay, Yu-Tien Wang 
World J Meta-Anal 7(6):297-308. Published online Jun 30, 2019. doi: 10.13105/wjma.v7.i6.297
Meta-Analysis
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