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https://spozitiv.com/2017/11/24/%d1%87%d1%82%d0%be-%d1%82%d0%b0%d0%ba%d0%be%d0%b5-%d1%81%d1%82%d1%80%d0%b5%d1%81%d1%81/
 Что такое стресс?