@article{article1112,
  title = {Pulmonary hypertension:  diagnosis and clinical classification},
  author = {Serdar Küçükoğlu, M. and Başkurt, M.},
  journal = {The Anatolian Journal of Cardiology},
  year = {2010},
  volume = {10},
  pages = {2-4},
  doi = {10.5152/akd.2010.112}
}