"46.03" . "47.32" . "2015 Summer Universiade" . "46.53" . "Athletics at the 2015 Summer Universiade \u2013 Men's 400 metres" . . . . "44.91" . "46.62" . "45.63" . "400 m" . . "Men's 400 metres" . "46.31" . "46.84" . . "400 m" . "45.78" . "400 metres" . "45.73" . . "46.39" . "Athletics at the 2015 Summer Universiade \u2013 Men's 400 metres" .