nih "Sleep on it: How snoozing strengthens memories" http://newsinhealth.nih.gov/issue/apr2013/feature2 up to 40 percent рассказывает up to 40 percent processing memories http://newsinhealth.nih.gov/issue/apr2013/feature2 nih up to 40 percent Sleep On It: How Snoozing Strengthens Memories up to 40 percent nih up to 40 percent up to 40 percent sleep National Institutes of Health: Sleep On It up to 40 percent up to 40 percent Sleep On It: How Snoozing Strengthens Memories nih Sleep On It - NIH News in Health, April 2013 https://newsinhealth.nih.gov/issue/apr2013/feature2 http://newsinhealth.nih.gov/issue/apr2013/feature2