The simple cellphone used in Volkow's study, a Samsung Knack phone popular in New York, has a peak SAR in the head of just under 1 watt per kilogram of tissue.

沃尔考(Vollkow)的实验使用的是一款简单的手机，这是在纽约非常流行的一款三星Knack手机，它的SAR峰值小于1瓦特每公斤体重。

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To determine your type, use a simple test with a clean facial tissue (or paper) to wipe your face in the morning, when you have just woken up

在判断你的类型之前，用干净的脸部面纸来做一个简单的测试，早上醒来时用它擦拭你的脸

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Removal of fat tissue during surgery to remove a tumor would be simple, says Altaner.

最简单的方法是从肿瘤外科手术中获得脂肪组织。

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In studies with mice, tattooing a vaccine produced 16 times more antibodies than a simple injection into muscle tissue.

BBC: More antibodies are created with the tattooing method

Doctors advise using "simple but effective" hygiene measures such as frequent hand-washing, covering your mouth with a tissue when coughing and sneezing, and putting the tissue into a bin.

BBC: More call handlers for swine flu