Protracted work exposures increased the odds of respiratory and GERD symptoms 4 years later.
And because of high rates of attrition (casualties and retirement, but mainly protracted absence without leave), just maintaining those numbers requires constant effort.
Our data strongly suggest that the impact of protracted WTC work exposure was of critical importance and should be considered in future disaster plans.
During the early years of their marriage Mary was fairly happy, despite the untimely death of her three-year-old son, Edward, in 1850 and her husband's protracted absences while he campaigned or served in Congress.
He was involved in the king's struggle against the archbishop of Canterbury, Thomas Becket, and he virtually controlled the country during Henry's protracted absences resulting from family rebellions that challenged the king's royal power.
It's usually hard, protracted, sometimes ugly work.
There are certainly more eye-catching ways of ending a protracted absence.
Quick Calls The free VLC app is back on iOS after a protracted absence, and it's better than ever.
In the opening scene, Talia quarrels with her brutal stepfather (Gerald Dantsoff), a factory worker who has returned home after a protracted absence.
I got into pottermore, and honestly, I spent two days in it, and only log in every 3-4 weeks in hopes of something new having appeared in my protracted absence.
Cory: I got into pottermore, and honestly, I spent two days in it, and only log in every 3-4 weeks in hopes of something new having appeared in my protracted absence.
