Bojan left the ground on crutches and was taken straight to hospital. Hope it's just precautionary in order to take the weight off. One good sign is that when Ireland was warming up Bojan signalled that he felt OK to continue and didn't want to come off.
Out for the rest of the season: http://www1.skysports.com/football/...l-miss-remainder-of-the-season-through-injury