Several factors were associated with upper-body work-related RSIs, including, physical work demands, work-related stress, obesity and daily smoking,.

工作引起上身机体劳损的几个相关因素包括，体力工作需要，工作强度，肥胖及每日吸烟。

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Several factors were associated with upper-body work-related RSIs, including, physical work demands, work-related stress, obesity and daily smoking,.

工作引起上身机体劳损的几个相关因素包括，体力工作需要，工作强度，肥胖及每日吸烟。

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