[Changes in the heart sounds in the head downward position (25-30 degrees) of the body in healthy children].

@article{Doneva1974ChangesIT,
  title={[Changes in the heart sounds in the head downward position (25-30 degrees) of the body in healthy children].},
  author={V Doneva and M Zdraveva and A Sadikario},
  journal={Godisen zbornik na Medicinskiot fakultet vo Skopje},
  year={1974},
  volume={20},
  pages={79-85}
}