TY  - RPRT
TI  - Left ventricular function during treatment with either metoprolol or epanolol.
AU  - T Evans
PY  - 1989
DO  - 10.2165/00003495-198900382-00018
UR  - https://pubmed.ncbi.nlm.nih.gov/2575986/
ID  - 2575986
ER  -