A telephone intervention reduced combined all cause mortality or admission for worsening heart failure in chronic heart failure.

@article{Harkness2006ATI,
  title={A telephone intervention reduced combined all cause mortality or admission for worsening heart failure in chronic heart failure.},
  author={Karen Harkness},
  journal={Evidence-based nursing},
  year={2006},
  volume={9 2},
  pages={55}
}