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Transcranial Doppler. Transcranial Doppler ( TCD) and transcranial color Doppler ( TCCD) are types of Doppler ultrasonography that measure the velocity of blood flow through the brain 's blood vessels by measuring the echoes of ultrasound waves moving transcranially (through the cranium ). These modes of medical imaging conduct a spectral ...
Enterprise Rent-A-Car is the official car rental service of the NCAA, NHL and the UEFA Europa League. From 2004 to 2010, it was a sponsor of the Professional Bull Riders (PBR) circuit. In 2018, it entered into a 15-year agreement to hold the naming rights for Enterprise Center, the home arena of the St. Louis Blues.
By 1980, the rental fleet had grown to 6,000 cars. In 1989, the fleet had grown to 50,000 and he changed the name of the company to Enterprise Rent-A-Car. [3] By 1992, Enterprise surpassed $1 billion in revenues and by 1995, it reached $2 billion in revenues. In 2007, Enterprise purchased National Car Rental and Alamo Rent-A-Car. [3]
Doppler echocardiography is a procedure that uses Doppler ultrasonography to examine the heart. [ 1] An echocardiogram uses high frequency sound waves to create an image of the heart while the use of Doppler technology allows determination of the speed and direction of blood flow by utilizing the Doppler effect .
The town logged 335 short-term rental complaints by 153 complainants through its short-term rental nuisance management hotline and online complaint form, according to documentation obtained by an ...
Enterprise Holdings, Inc. (doing business as Enterprise Mobility) is an American private holding company headquartered in Clayton, Missouri, in Greater St. Louis.It is the parent company of car rental agencies Enterprise Rent-A-Car, National Car Rental, Alamo Rent a Car and also operates several other transportation services including commercial fleet management, used car sales (through its ...
The report described shoddy cybersecurity practices, a lax corporate culture and a lack of sincerity about the company’s knowledge of the targeted breach, which affected multiple U.S. agencies ...
The Doppler effect (also Doppler shift) is the change in the frequency of a wave in relation to an observer who is moving relative to the source of the wave. [ 1][ 2][ 3] The Doppler effect is named after the physicist Christian Doppler, who described the phenomenon in 1842. A common example of Doppler shift is the change of pitch heard when a ...