TY  - RPRT
TI  - Ultrasonic lung suction: where to next?
AU  - R J Landreneau
PY  - 1991
DO  - 10.1016/0003-4975(91)91201-6
UR  - https://pubmed.ncbi.nlm.nih.gov/1929621/
ID  - 1929621
ER  -