The effect of age on psoas and paraspinal muscle morphology in patients undergoing posterior lumbar fusion surgery

Maximilian Muellner, Erika Chiapparelli, Manuel Moser, Henryk Haffer, Yusuke Dodo, Dominik Adl Amini, John A. Carrino, Ek T. Tan, Jennifer Shue, Jiaqi Zhu, Andrew A. Sama, Frank P. Cammisa, Federico P. Girardi, Alexander P. Hughes