The loss of Bosingwa, who has played nine times for Chelsea this season, is a further blow to boss Carlo Ancelotti, who will also be without first-choice left-back Ashley Cole for another two months.
Cole, who had surgery on a broken ankle in February, will miss the majority of Chelsea's battle for the Premier League, Champions League and FA Cup, and the 29-year-old also faces a race against time to be fit for England's World Cup squad.
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