TY  - RPRT
TI  - Ultrasonic absorption and reflection by lung tissue.
AU  - F DUNN
AU  - W J FRY
PY  - 1961
DO  - 10.1088/0031-9155/5/4/302
UR  - https://pubmed.ncbi.nlm.nih.gov/13725043/
ID  - 13725043
ER  -