Fulham defender Zdenek Grygera has retired from football, manager Martin Jol has confirmed.
Grygera, who joined Fulham in 2011, did not have his contract renewed at the end of the season after rupturing his anterior cruciate ligament.
The 32-year-old, who has earned 65 international caps for the Czech Republic, continued his rehabilitation in the hope of earning a new deal but has now called time on his playing career.
"Grygera told me that he will quit," said Jol.
"He will stay with us until the December 15. He is retiring as it is now as he first wants to be healthy, sound and get back to his fitness because he has a few problems with his hip and his knee.
"He was probably never 100 per cent, not even 90 per cent, but he is an unbelievable character.
"He started two weeks ago but then after 10 minutes had to quit again so he made the decision to call it a day for now.
"If he feels fine in the summer, maybe he could start somewhere in Austria or in his country, the Czech Rep...