Level of functioning and length of time in treatment variables influencing patients' therapeutic experience in group psychotherapy.

@article{Butler1983LevelOF,
  title={Level of functioning and length of time in treatment variables influencing patients' therapeutic experience in group psychotherapy.},
  author={Tom Butler and Addie Fuhriman},
  journal={International journal of group psychotherapy},
  year={1983},
  volume={33 4},
  pages={489-505}
}