To make the Web addictive to increase audience engagement, reduce churn and, ultimately, get users to perform certain actions, Bunchball has studied everything from Facebook and Yelp to Pogo, Habbo Hotel, and eBay to figure out what drives users to participate and become invested in the sites they visit.
The Primary Atomic Reference Clock in Space (PARCS) mission is designed to perform certain tests of relativity theory, to study the performance of individual GPS space-vehicle clocks, to study the dynamics of atom motion in microgravity, to advance the state-of-the art for space clocks, and to serve as a pathfinder for precision instruments based on laser cooling of atoms.
Using biochar samples produced by Eprida, Inc. (Athens, GA) from peanut hulls and pine wood, we performed certain experimental studies of the biochar materials with an ammonia carbonation process, cation exchange capacity assays, and micro/nanostructural analysis at Oak Ridge National Laboratory (ORNL) (Lee et al. 2013, 2010).
Previous studies demonstrated that while hip surgeons often do perform certain special tests, there are a large number used in clinical practice.
The kidneys also perform certain nonexcretory functions.
For an event study to be performed, certain characteristics have to be defined.
The Stanford study sought to go beyond such statistics by performing certain tests to assess if there was evidence of racial discrimination behind the disparities in police stops.
GB, AL, and VC performed certain aspects of the assays detailed in Figures 1, 2 and 3 and contributed with Northern blotting studies.
A study conducted in Kongwa by Mahiti et al. (25) revealed that women were attended after child birth by TBAs who performed certain rituals (bathing, cooking, etc).
Certain studies performed on non-critically ill septic patients (35 91) have small sample sizes, which are mostly monocentric in nature or have poor methodological design [45 47, 49, 50].
Table 4 compares our test results with those of certain studies performed in Caucasians.
