The injury requires a great deal of force to cause.

Doctors said the injury would require five to seven weeks of rest.

The family refused to let their son be taken to a hospital because they did not think his injuries required further attention.

The 49ers said today that both injuries might require surgery.

While the injury won't require surgery, it will force him to miss the first two months of the season.

The injury required immediate surgery and kept her out of the game for some time.

The injuries required the services of an ambulance and a hospital emergency room.

The injury required three pins to set the finger in place.

Neither injury should require a stay on the disabled list.

For each young person killed, 20-40 more sustain injuries requiring hospital treatment.