The health minister, Anna Soubry MP, has said she hopes the finding that smokers who quit can add years to their lives will spur them into action.
She said that she managed to quit smoking in her fifties and she feels much healthier as a result.
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Dr James Goodman underwent the procedure on his tongue at the Royal Marsden NHS Hospital.
The boat is carrying 224 migrants the Italian coastguard had assigned to Libyan authorities to rescue.
South Korea said the reunions will take place at North Korea’s Diamond Mountain resort in August.