@misc{indiciae090c4b134cce,
  title = {Predicting body tissue characteristics using ultrasonic techniques.},
  author = {J L Watkins and G W Sherritt and J H Ziegler},
  year = {1967},
  doi = {10.2527/jas1967.263470x},
  url = {https://pubmed.ncbi.nlm.nih.gov/6039789/},
  note = {Source identifier: 6039789}
}