Abstract. Since the introduction of the ultrasonic aspirator developed and adapted for neurosurgery by the Cooper Scientific Corporation over the past decade, the instrumentation has gained wide acceptance in the removal of certain central nervous system tumors.
The majority â 70 percent â of Americans explained the reason they did not regret opening a store credit card during the holiday shopping season was because they received a large discount on their original purchase. Although shoppers may feel bullied, they are also sympathetic for the position the store clerk is in.
The list also holds some good news. While Americansâ concern about terrorism and race relations increased, much of the recession-era worry over unemployment has dissipated. The percentage of Americans worried about unemployment fell substantially from 49 percent in 2014 to 37 percent this year.