The rehabilitation of Nigeria whiz - kid Joel Obi will take between 15 - 20 days according to Italian website <b>FCInter1908.it.</b><br /><br />Obi has been out of action since May after he picked up a muscle injury which made him unavailable for three Super Eagles matches against Namibia, Malawi and Rwanda in June.<br /><br />Inter Milan have included the youngster, who has started individual training, in the squad for the group stage of the Europa League. <br /><br />Joel Obi, 21, suited 27 times (11 starts) in the Serie A last season. This season will be his third for the three-time European champions.<br /><br /><br /><br /><br /><br /><br />