@article{article1237,
  title = {Assessment of the Efficacy of Bisoprolol Administration by Cardiopulmonary Exercise Testing in Patients with Heart Failure},
  author = {Terzi, S. and Ünal  Dayi, Ş. and Akbulut, T. and Dağ, Ö. and Köse, H. and Şatıroğlu, Ö. and Sayar, N. and Bilsel, T. and Aksoy, Ş. and Yeşilçimen, K.},
  journal = {The Anatolian Journal of Cardiology},
  year = {2003},
  volume = {3},
  pages = {313-318},
  doi = {}
}