| WAR | Wasserman antigen reaction; without additional reagents |
|---|---|
| WHO | World Health Organization; 세계보건기구 |
| WHO ORS | World Health Organization Oral Rehydration Solution osmolality 330; 세계보건기구 경구 수액 용액 |
| AMM | agnogenic myeloid metaplasia; ammonia; antibody to murine cardiac myosin; World Medical Association ... |
| ROW | Rendu-Osler-Weber [syndrome]; rest of the world |