Heart disease and problems with the circulation system are more common in men than women.

It was the first such circulation system in Britain.

He had cut off the circulation system to Lara's quarters.

A forced-air circulation system must be employed in such cases.

It was established in 1980 by five libraries sharing their circulation system.

The courtyard, however, is the focal point of the design's circulation system.

The building provides three independent and separate circulation systems to protect court participants.

In contrast, fish have a single circulation system because they lack lungs.

This school has six online catalogs and a circulation system.

The heart is really taking shape, along with the first blood vessels of the circulation system.