 Complete the following phrase:  During the second game of the 2006-07 Guinness Premiership season against Worcester Warriors on Friday, 8 September, Wilkinson was helped from the pitch after 47 minutes with a knee injury incurred when one of his team members fell on him after he was tackled. A scan confirmed that he had torn the medial ligament of his right knee. He returned to play a full 80 minutes in the 2621 win against leaders Bristol on Friday, 3 November, kicking a conversion, a drop-goal and two penalties. It was reported on 9 November that Wilkinson suffered a lacerated kidney during the match. He returned from this injury in the Premiership game against Leicester Tigers on 27 January 2007, coming off the bench after 37 minutes. On 29 January 2007, Wilkinson was selected at fly-half in the starting line up for England in their 