| HMRI | Hospital Medical Record Institute |
|---|---|
| HR | heart rate; hemorrhagic retinopathy; high resolution; higher rate; histamine receptor; hormonal resp... |
| HRA | health record analyst; health risk appraisal; heart rate audiometry; hereditary renal adysplasia; hi... |
| IMR | individual medical record; infant mortality rate; infant mortality risk; Institute for Medical Resea... |
| MAR | main admissions room; marasmus; marrow; maximal aggregation ratio; medication administration record;... |