Don't stop me now.
Danger
Britta
B
D000367:Age Factors; D004641:Emigration and Immigration; D005060:Europe; D005858:Germany; D010825:Physics; D012108:Research Personnel; D012179:Retirement / Q000331:legislation & jurisprudence / Q000639:trends*; D014481:United States; D014495:Universities; D000078329:Workforce