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新浪微博
微信扫一扫In the present study, Asia is defined geographically as East Asia（China, Japan, Korea PDR, Korea R and Mongolia）; South East Asia（Brunei Darussalam, Cambodia, Timor-Leste, Indonesia, Lao PDR, Malaysia, Myanmar, Philippines, Singapore, Thailand and Viet Nam）; South Asia（Bangladesh, Bhutan, India, Mal
