Another Arsenal blow as Barcelona stand firm over Villa as they rule out January move
after breaking his leg at the FIFA Club World Cup in December, 2011.
Vilanova added: 'The other day he scored two goals. We've always said that he's coming off a long injury, and he's getting more minutes all the time. But he's suffering more physical problems again.
'We know how important he is, like last year when we missed him a lot in the second half of the season.
'I'm convinced he will help us a lot over the remainder of the season.'