Increased Particulate Air Pollution and the Triggering of Myocardial Infarction.
Particulate Air Pollution Increased
Myocardial Infarction is not Triggered.
The boy is learning how to sweep.
The girls are at a rock concert.
A woman is eating
a man sleeps in a tent
People are dancing to music.
People could separate their feelings on situations such as the Vietnam war