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Open-Access Journal
Academic Activity Report
Samantha Castillo, Robert Joodi, L Errett Williams, Parham Pezeshk, Avneesh Chhabra 
World J Methodol 11(4):110-115. Published online Jul 20, 2021. doi: 10.5662/wjm.v11.i4.110
Opinion Review
Prashant Nasa, Ravi Jain, Deven Juneja 
World J Methodol 11(4):116-129. Published online Jul 20, 2021. doi: 10.5662/wjm.v11.i4.116
Review
Renee J Dufault, Mesay M Wolle, H M Skip Kingston, Steven G Gilbert, Joseph A Murray 
World J Methodol 11(4):144-159. Published online Jul 20, 2021. doi: 10.5662/wjm.v11.i4.144
Minireviews
Masaya Iwamuro, Takahide Takahashi, Natsuki Watanabe, Hiroyuki Okada 
World J Methodol 11(4):199-207. Published online Jul 20, 2021. doi: 10.5662/wjm.v11.i4.199
Hiroko Naganuma, Hideaki Ishida 
World J Methodol 11(4):208-221. Published online Jul 20, 2021. doi: 10.5662/wjm.v11.i4.208
Marios Papadakis 
World J Methodol 11(4):222-227. Published online Jul 20, 2021. doi: 10.5662/wjm.v11.i4.222
Letter to the Editor
Valeria Fadda, Laura Bartoli, Elisa Ferracane, Sabrina Trippoli, Andrea Messori 
World J Methodol 11(4):228-230. Published online Jul 20, 2021. doi: 10.5662/wjm.v11.i4.228
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