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44435 Studies found for: due to

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Map Legend
Region Name Number of Studies
World [map] 44,435
East Asia 5,911
China 2,724 [studies]
Hong Kong 606 [studies]
Korea, Democratic People's Republic of 1 [studies]
Korea, Republic of 2,019 [studies]
Mongolia 6 [studies]
Taiwan 1,426 [studies]

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