TY  - RPRT
TI  - Beta blockers after myocardial infarction--aspects on study design based on current knowledge.
AU  - A Vedin
AU  - C Wilhelmsson
PY  - 1981
DO  - 10.1111/j.0954-6820.1981.tb03661.x
UR  - https://pubmed.ncbi.nlm.nih.gov/6119877/
ID  - 6119877
ER  -