article_snippet.sent: The root cause of the complaint remains unclear, with club doctors trying to establish a permanent cure for an ongoing problem for the England international.
article_snippet.sent: However, the option of an operation isn't being ruled out, though any procedure would only take place in the summer.
article_snippet.sent: The 21-year-old should play again this season but the fear is that an ongoing problem for the England international could recur .
article_snippet.sent: The 21-year-old should play again this season, but the fear is that the problem could recur.