| DNS | Domain Name System |
|---|---|
| IHS | 1) International Headache Society 2) Intelligent Hospital System |
| ISS | International Staging System |
| MPS | 1) Mononuclear Phagocyte System 2) Mucopolysaccharidosis; Muco 다당류 축적 질환... |
| MS | 1) Mitral Stenosis 2) Multiple Sclerosis; 다발성 경화증 3) Macro... |