Background/Aims: Doppler sonography has been used to assess hepatic arterial perfusion in a number of published reports. However, adequate validation studies are available for neither the transcutaneous nor the intravascular Doppler approach.
Bitcoin Production Will Drop By Half In July, How Will That Affect The Price? One of the most fascinating aspects of the Bitcoin narrative is the trajectory of its price. Since its birth seven years ago, this abstract currency that only exists as computer code and/or in a small but rabid collective conscious has gone from completely worthless to almost $450 for a single Bitcoin.
The bitcoin was found as the perfect method, because they are untraceable, totally anonymous and safe. This is how the price of the bitcoins increased from 2-10$ at the beginning of the year, to almost 90$ at 1st April 2013, and to a maximum of 250 on 9 April.