Respiratory Health and PM10  a Daily Time Series Analysis American Review of Respiratory Diseases 144: 668-674.
Respiratory diseases are reviewed in America.
Respiratory diseases are not reviewed in America.
The people are outside the pool.
A cat catches mice in the grass.
The woman took over the firm.
Vendors at a market looking away from the camera.
A woman is looking at the vegetables for sale at her grocery store as she pushes the cart down the aisle.
A man is comforting his friend.