There are multiple definitions:
borderline reduced ejection fraction(English)
- defined as LVEF 41% to 49%
- EF, HFrEF, HFmrEF, HF
- Cardiology
- https://doi.org…LURE.112.000180
Best available techniques REFerence [document](English)
- CLRTAP, EEA, EIA, EMAS, ENPI, FCCC, GAINS, IMPEL, IPPC, MAC, MAE, MEA, NEC, PM, PAH, POP, PRTR, VOC, AQ, AQAMS, BAT
- Air pollution, Environment
- http://ec.europ…nt/index_en.htm