ventilation-perfusion scan

Prince William was seen clutching an envelope, when they left, most likely containing images of the scan.

A little ventilation, he declared, was something a man's system needed every year or two.

I could hardly believe the verses would scan by daylight, but I can't find a mistake.

Scan the line by reading—Glorius virgn', of all-e flur-es flur.

There are some houses into which one can never enter with impunity, from the want of due ventilation.

In his capacity of Indian agent Walter Lowell often had occasion to scan the business deals of his more progressive wards.