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And it is uncertain whether low-power PC chips or beefed up mobile-phone chips will be more successful in these new intermediate categories, says Nathan Brookwood of Insight64, a consultancy.

With the Lib Dems to please, however, it is uncertain whether David Cameron, the prime minister, will ultimately decide to keep the orders.

Defending Olympic badminton champion Taufik Hidayat of Indonesia has been hospitalized with dengue fever and it is uncertain whether he will defend his title at the Beijing Games.

Conclusion Apoptosis is closely related to the situation of lymph node metastasis in early gastric cancer, but it is uncertain whether it can be used as a predictor in clinical practice up to now.