psychiatrist (心理医生) at the University of California, San Diego, said older people are more likely to suffer from broken sleep, while younger people are better at sleeping efficiently straight through the night.
出自-2011年6月阅读原文
There's no question that there're people who're seriously in trouble because they're overdoing their Internet involvement," said psychiatrist (精神科医生) Ivan Goldberg.
出自-2010年6月阅读原文