He said the board's high approval rate could be attributed to several factors.
Kristine Smith, a family demographer at the bureau, said that situation could be attributed to several factors.
The continuing partnership can be attributed to several factors — historic ties, economic interests and geopolitics.
The upturn can be attributed to several factors: the return of confidence, very low mortgage rates, and prices in some markets that are at decade-low levels.
The spike in violence can be attributed to several factors, including the crackdown by Iraq's Shia-led government on a Sunni protest camp last April, in which 49 people were shot dead.
The charity believes this dramatic increase could be attributed to several factors, including the increased pressure caused by social media, the growth of celebrity culture, and the rise of anorexia websites.
This can be attributed to several factors.
The fact that the results were only fair might be attributed to several factors.
These disparities can be attributed to several factors, which are not necessarily mutually exclusive.
The discrepancy can be attributed to several factors including reservoir heterogeneity and non-perfectly horizontal wellbores.
Differences in the magnitudes and spatial distributions of carbon can be attributed to several factors.
