The purpose of the first experimental condition, extinction, was to determine whether a decrease in the rate of reinforcement in the varied component resulted in increases in responding in the target components (i.e., positive contrast
Gradient echo acquisition for superparamagnetic particles with positive contrast
(GRASP): sequence characterization in embrane and glass superparamagnetic iron oxide phantoms at 1.5T and 3T.
The retrograde positive contrast
urethrocystography revealed the morphology of the urogenital apparatus in specimens.
Australian Dollar's Strength Hinges on GDP and RBA Decision Fundamental Outlook for Australian Dollar: Bullish - First quarter capital investment and construction activity hint at a deeper contraction in 1Q GDP - Leading Index indicators point to a positive turn in growth beginning in March - Questions over US and New Zealand sovereign debt ratings put Australia in a positive contrast
It is no stretch to say that risk appetite has ushered the Australian dollar to eight month highs against the its US counterpart.
Osteochondrosis lesions of the canine shoulder: Correlation of positive contrast
arthrography and arthroscopy.
The cat's owners got lots of pictures--from imaging techniques that included survey radiography, compression radiography, ultrasonography and positive contrast
upper GI radiography.
However, if the original task is difficult, and the second task is easy, there should be positive contrast
between the originally difficult task and the later easy task.
If intussusception is in the differential considerations, then the enema should be performed with appropriate technique for an anticipated reduction, whether with air or with positive contrast
. If the abdominal radiograph is nonspecific, high obstruction or gastroesophageal reflux could still explain the symptom profile, making a UGI in order--with the caveat that ultrasound is a more specific test for hypertrophic pyloric stenosis.
Increased blood supply to the bowel wall can't be distinguished from a positive contrast
agent, as both appear white on a scan.
HyCoSy, performed transvaginally without the need for anesthesia, assesses tubal patency using negative and positive contrast
Rudi Bixtorf, fund manager for Coutts Bank Switzerland, said: "Overall it is a solid performance and a positive contrast
The Swiss have modified lighting techniques to provide vertical illuminance, which allows pedestrians in crosswalks to be seen in positive contrast
. The result has been a lowering of fatalities by two-thirds.