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Mladen Krstajić was born on March 4th, 1974. He is a former professional football player and currently the manager of Serbia national team. He was a defender and played for several clubs, including Red Star Belgrade, Hamburger SV, Werder Bremen and Borussia Dortmund. He also played for the Serbian national team, appearing in the 2006 FIFA World Cup and the UEFA Euro 2008.