%0 Journal Article %A J. Fu %A K. Song %A Y. G. Zhang %A G. Q. Zheng %A G. Y. Zhang %A C. Liu %A Y. Wang %T Changes in cardiac function after pedicle subtraction osteotomy in patients with a kyphosis due to ankylosing spondylitis %D 2015 %J The Bone & Joint Journal %P 1405-1410 %V 97-B %N 10 %R 10.1302/0301-620X.97B10.35808 %U https://doi.org/10.1302/0301-620X.97B10.35808 %K ankylosing spondylitis kyphosis; cardiac function; pedicle subtraction osteotomy; heart rate; echocardiography