Thus, while the assumption of 5 years of life lost may be appropriate for a subset of total avoided premature mortalities, it may over or underestimate the degree of life shortening attributable to PM for the remaining deaths.
The assumption may underestimate a factor.
The assumption of 5 years is perfect.
A boy walking a dog through a park.
NATO's terms are discussed by American officials.
A woman is watching television.
A man on a city street.
I wrote all of the introductions myself.
A little boy is playing with a ball.