TY  - RPRT
TI  - Options for long-term ventilatory support.
AU  - D R Gracey
PY  - 1997
DO  - 10.1016/s0272-5231(05)70402-0
UR  - https://pubmed.ncbi.nlm.nih.gov/9329877/
ID  - 9329877
ER  -