Dr. Mark Hamer of University College London says previous research found that smokers have a higher rate of mental illness, specifically depression.

英国伦敦大学学院的马克·哈默医生说，早先的研究发现，吸烟者患精神疾病的比率较高，特别是抑郁症。

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So-called "passive smoking" is very common, Dr. Mark Hamer of University College London in the UK and colleagues note in the Archives of General Psychiatry.

所谓的“被动吸烟”是相当普遍的，来自于英国伦敦大学学院的Mark Hamer和他的同事们在普通精神病学档案中这样写道。

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Thousands of students at Penn State University and in other college towns spilled into the streets and set off firecrackers to mark the moment.

成千上万的来自宾夕法尼亚州立大学以及其他大学城的学生们涌入街头，燃放烟花来庆祝这一特殊时刻。

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Mark Bedau of Reed College in Oregon says Mister Venter's work marks an important step over traditional genetic engineering of individual genes.

VOA: special.2010.07.20

Dr.Mark Hamer of University College London says previous research found that smokers have a higher rate of mental illness, specifically depression.

VOA: standard.2010.06.15

Mark Argiro of the State College Police Department said that he is "unaware of any investigations" of new allegations towards Sandusky, while Sandusky's lawyer did not respond to a request for comment from CNN.

CNN: Sources: New Sandusky accusations date back to 1970s

Mark Jones, of the Royal College of Nursing, said the scheme was a positive first step.

BBC: Prescribing shake-up planned

Getting a college degree is a traditional mark of middle-class respectability.

FORBES: Looking for Feedback: How Has Non-Conformism Pushed America Forward?