@misc{indiciae4a5724838be8,
  title = {Statistical relationship between ultrasound echo envelope and envelope peak.},
  author = {P He},
  year = {1988},
  doi = {10.1177/016173468801000403},
  url = {https://pubmed.ncbi.nlm.nih.gov/3074550/},
  note = {Source identifier: 3074550}
}