TY  - RPRT
TI  - Army heart pump for postsystolic augmentation.
AU  - R L Hewitt
AU  - T Matsumoto
PY  - 1969
DO  - 10.1001/archsurg.1969.01340130090017
UR  - https://pubmed.ncbi.nlm.nih.gov/4977819/
ID  - 4977819
ER  -