@article{shibata_oshibuchi_1968, 
  title={m-2. "An Experimental Study of Ultrasonic Attenuation of the Brain"}, 
  volume={10}, 
  DOI={10.2176/nmc.10.246}, 
  publisher={Japan Neurosurgical Society}, 
  author={SHIBATA and OSHIBUCHI}, 
  year={1968}
  }