With the number of donor hearts too low to meet demand, the use of temporary artificial hearts is becoming more commonplace. And the technology is reaching the point where some cardiac surgeons think it could become a permanent replacement.
Deadline: Jul 30 2013
Reward: $100,000 USD
The Seeker desires a method for producing pseudoephedrine products in such a way that it will be extremely difficult for clandestine che
Deadline: Jul 15 2013
Reward: $5,000 USD
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