&ouml;sters IF striker Alhaji Gero has explained the circumstances that led to his substitution in the 1 - 0 loss to GAIS on Sunday.<br /><br />After the former Enugu Rangers ace was cautioned in the 33rd minute, manager Bj&ouml;rknesj&ouml; had to withdraw him from the game three minutes before the interval to prevent him from being sent off by the overzealous referee, Dragan Banjac.<br /><br />But there had been concerns that Gero picked up an injury during the tie at the Myresj&ouml;hus Arena (V&auml;xj&ouml;).<br /><br /><span class=\"st\"><span class=\"st\">&ldquo;</span></span><span class=\"st\"><span class=\"st\"><span class=\"st\"><span class=\"st\">I am fine. </span></span>It is right I was substituted because of my yellow card. The referee was very insecure so I was in a risk for a second one.<br /><br /></span></span><span class=\"st\"><span class=\"st\">&ldquo;</span></span><span class=\"st\"><span class=\"st\"><span class=\"st\"><span class=\"st\">But I am in good shape and got a lot of credit for my game today, so looking forward to next game, </span></span></span></span><span class=\"st\"><span class=\"st\"><span class=\"st\"><span class=\"st\"><span class=\"st\"><span class=\"st\"><span class=\"st\"><span class=\"st\"><span class=\"st\"><span class=\"st\"><span class=\"st\">&rdquo; Alhaji Gero explained to <b>allnigeriasoccer.com</b>.<br /><br />The 21 - year - old, who is being linked with a winter departure from Osters, has racked up 7 goals in all competitions this season.</span></span></span></span></span></span></span></span></span></span></span><span class=\"st\"><span class=\"st\"></span></span>