"This is a cycle," said Dr. I. s. Chauhan, who oversees the wards.
“这是一种恶性循环，”I·S·楚汉医生说，他负责巡视医院病房。
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Dr Chauhan, of the University of Florida, said: 'These vitamin structures are like "nano-bricks". The drug molecules can't go through the vitamin e, they must go round it.