From 1993 on, he specialized in the field of operational law.

It is a trading and distributing company specialized in the medical field.

One of only three museums across the globe specializing in the field, and its collection is the world's largest.

He specializes in the field of advanced process control.

He is specialized in the field of civil rights, data protection and democracy.

That's when I decided to specialize in the field, and it's taken off.

She specializes in the field of dance and is a trained classical dancer.

He became an actor specializing in the field of physical fitness.

It specializes in the field of automobile and tractor design.

There, he specialised in the field of school and culture politics.