TY  - RPRT
TI  - Left ventricular outflow tract obstruction.
AU  - R S Freedberg
AU  - I Kronzon
PY  - 1989
DO  - 10.1002/ccd.1810180219
UR  - https://pubmed.ncbi.nlm.nih.gov/2790952/
ID  - 2790952
ER  -