| MS | Maffuci syndrome; maladjustment score; mandibular series; Marfan syndrome; Marie-Strumpell [syndrome... |
|---|---|
| MSA | major serologic antigen; male-specific antigen; mannitol salt agar; Medical Services Administration;... |
| NAEMSP | National Association of Emergency Medical Services Physicians |
| NAHSE | National Association of Health Services Executives |
| NAPNES | National Association for Practical Nursing Education and Services |