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A minor injury is likely to prevent British gymnast Beth Tweddle from taking part in the balance beam and vault at the Beijing Olympics.
Tweddle is suffering from rib trouble and has not travelled to Beijing with the rest of the squad from Team GB's final training camp in Macau.
The 23-year-old will undergo further treatment before linking up with her team-mates on Monday.
"She is unlikely to take part in the beam and the vault," admtted her coach Adrian Stan.
The Liverpudlian, who has already won European, Commonwealth and world titles, is still due to compete in the team, floor and bars.
But it remains unclear whether the problem will affect her desired aim of competing in the all-around event as well.
Tweddle, who is being held back because the facilities available in Macau are better suited to treating the problem, has a history of injury trouble,
Earlier this week she dismissed fears that an ankle injury picked up in training last month would hamper her chances in what will be her final Olympic games.