@article{article399,
  title = {Approach to a Middle-Aged Patient with Ventricular Septal Defect and Pulmonary Hypertension},
  author = {Nalbantgil, S. and Z.  Apaydın, A. and Posacıoğlu, H. and Telli, A.},
  journal = {The Anatolian Journal of Cardiology},
  year = {2002},
  volume = {2},
  pages = {342-344},
  doi = {}
}