| SI | International System of Units [Fr. le Systeme International d'Unites]; sacroiliac; saline infusion; ... |
|---|---|
| FDI | F?d?ration Dentaire Internationale = International Dental Association |
| ICD | 1) International (statistical) Classification of Diseases, (injuries & causes of death)<... |
| IHS | 1) International Headache Society 2) Intelligent Hospital System |
| ILO | International Labo(u)r Organization; 국제노동기구 |