Up to 31 can be used simultaneously in the same environment.

There are several weapons available in the levels or to buy, and up to three of each can be used simultaneously.

As such, multiple parties may simultaneously use a mark throughout the country or even state.

All the expected digital effects are there and up to six can be used simultaneously.

Both the spot and forward markets may be used simultaneously.

It was also quite common for all three options described above to be used simultaneously in the same state.

The same resources can be used simultaneously by a number of institutions and patrons.

Most frequently a number of these tactics will be used simultaneously.

For some analyses, more than one of these approaches were used simultaneously.

Some methods may be used simultaneously for higher effectiveness rates.