The France international was provisionally suspended by a tribunal of Italy's national anti-doping organisation (NADO Italia) in September after testing positive for DHEA - a banned substance which naturally raises levels of testosterone.
Former FIFA vice-president Chung Mong-joon will appeal to the Court of Arbitration for Sport (CAS) against the South Korean's five-year ban from all football-related activities, according to Yonhap News Agency.
The France international was provisionally suspended by a tribunal of Italy's national anti-doping organisation (NADO Italia) in September after testing positive for DHEA - a banned substance which naturally raises levels of testosterone.
Former FIFA vice-president Chung Mong-joon will appeal to the Court of Arbitration for Sport (CAS) against the South Korean's five-year ban from all football-related activities, according to Yonhap News Agency.