@article{article1793,
  title = {Assessment of the effects of frequent ventricular extrasystoles on the left ventricle using speckle tracking echocardiography in apparently normal hearts},
  author = {},
  journal = {The Anatolian Journal of Cardiology},
  year = {2016},
  volume = {16},
  pages = {},
  doi = {10.5152/akd.2015.6166}
}