Cologne forward Anthony Ujah , 23,&nbsp; limped out of training on Monday.<br /><br />It was thought the Nigeria international had suffered a laceration in his right calf and may be on the sidelines for an unspecified period. <br /><br />But scans later conducted showed positive signals, meaning he could feature in the exhibition game with Schalke 04 this weekend.<br /><br />&ldquo;It is correct I was injured but it is not something&nbsp; very serious. <br /><br />&ldquo;I am back to training with Cologne just a day after picking the knock,&rdquo; says Anthony Ujah to <b>allnigeriasoccer.com</b>.<br /><br />Anthony Ujah is the eighth leading scorer in the 2 Bundesliga with 7 goals in 19 games.<br /><br /><br /><br /><br />