@misc{indiciae9efc4af5d27e,
  title = {Trunk strength during asymmetric trunk motion.},
  author = {W S Marras and G A Mirka},
  year = {1989},
  doi = {10.1177/001872088903100603},
  url = {https://pubmed.ncbi.nlm.nih.gov/2534528/},
  note = {Source identifier: 2534528}
}