| MHBSS | modified Hank balanced salt solution |
|---|---|
| MHC | Major Histocompatibility Complex |
| MHC | major histocompatibility complex; mental health care |
| MHCS | Mental Hygiene Consultation Service |
| MHCU | mental health care unit |
| MHD | maintenance hemodialysis; mean hemolytic dose; mental health department; minimum hemolytic dilution; minimum hemolytic dose |
| MHDP | methylene hydroxydiphosphonate |
| MHDPS | Mental Health Demographic Profile System |
| MHG | metropolitan health group |
| mHg | millimeter of mercury |