The methods were often used in combination with each other.

When used in combination with the drug, the results were more effective.

Some experts said it was likely that different drugs would be used in combination.

They can be used on their own or in combination with drug therapies.

These base units can be used in combination with each other.

It is used in combination with other words to tell someone about yourself or to describe something you are doing.

These products can be used in combination with heat, a special light, and/or a laser.

All of these forms are about equally effective and they can be used in combination.

While the two men disagreed with each other, their ideas have often been used in combination.

This has been used in combination with lifetime by one group.