| PER | peak ejection rate; periodogram; protein efficiency ratio |
|---|---|
| PET | peak ejection time; polyethylene terphthalate; poor exercise tolerance; positron emission tomography... |
| RVET | right ventricular ejection time |
| RVPEP | right ventricular pre-ejection period |
| SEM | sample evaluation method; scanning electron microscopy; secondary enrichment medium; standard error ... |