Shoulder sling for hemiplegia: friend or foe?

@article{Hurd1974ShoulderSF,
  title={Shoulder sling for hemiplegia: friend or foe?},
  author={M M Hurd and K. H. Farrell and G W Waylonis},
  journal={Archives of physical medicine and rehabilitation},
  year={1974},
  volume={55 11},
  pages={519-22}
}