Description:Surgery on Barcelona coach Tito Vilanova's saliva glands went to plan on Thursday (December 20), the La Liga club said. Barca announced on Wednesday that Villanova needed a second round of surgery following an operation to remove a tumour in November 2011. The latest procedure would be followed by chemotherapy and radiotherapy over the next six weeks and assistant Jordi Roura will step in until Vilanova was well enough to return, the club said.(0:24)