- 问题详情:Morethan2millionUSteenagershavesufferedaseriousbout(发作)ofdepressioninthepastyear,accordingtoafederalgovernmentsurveyreleasedonTuesday. Onaverage,8.5percentofadolescentsaged12to17describedhavinghadamajordepressiveepisodeinthepreviousyear,th...
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