All the babies in this study had this problem.

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This latest study suggests that this may be less of a problem than previously thought.

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The problem with this study is that it applies to a very small universe.

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Dr. Sanjay Gupta, CNN chief medical correspondent: This study says metabolic syndrome is a problem in the United States because of the way we eat: lots of red meat, lots of processed meat, and too much fried food.

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Both the Credit Suisse study and the study on the economic benefits of equality avoid this problem.

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This posed a problem for one study in which doctors gave either Natrecor or a placebo to 237 emergency-room patients and followed them for a month.

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To get around this potential problem, the University of Pennsylvania study only examined studies without a washout period.

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This problem is the focus of an important new study by Demographia.

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But when you study the problem, you realise it's immensely hard to do this.

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There is one problem with this interpretation of their results: the letters in the study were sent from Cambridge, Massachusetts.

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