| MHI | malignant histiocytosis of intestine; Mental Health Index; Mental Health Inventory |
|---|---|
| MOH | Medical Officer of Health; Ministry of Health |
| NHC | National Health Council; neighborhood health center; neonatal hypocalcemia; nonhistone chromosomal [... |
| OHP | hydroxyprogesterone; hydroxyproline; occupational health plan; Oregon Health Plan; oxygen under high... |
| OHR | occupational health research; Office of Health Research |