He has had to undergo three operations, one of them during the season.

The building underwent a second operation almost a century later, in 1669.

His heart, which had undergone two major operations, finally gave out.

He underwent a successful operation a week later, but would not play again in the 2009-10 season.

He died on 28 March 1941 after undergoing an operation.

He had to undergo three operations to correct the problem.

He underwent an operation for skin cancer in 1985, which seemed to be a success.

Within a week he was back home in London undergoing a major operation.

She had undergone three operations on the back since a fall at another job a decade earlier.

Unfortunately he has had to undergo an operation and cannot be here today.