The diagnosis was grim: a severe infection in the lower region of her back necessitated an extensive operation, followed by six to nine months of recovery.

Because this extensive operation required a new organization to provide enough manpower and equipment, activation plans were prepared simultaneously with the invasion strategy.

After an extensive operation, the tumor was removed.

He recommended, in the face of strenuous opposition, an extensive operation that should include removal of the axillary glands when most surgeons were contented with local amputation.

Experiments with prototypes had been so successful that plans were made for the installation of a plant which will permit extensive operations along these lines.