| UNDRO | United Nations Disaster Relief Organization |
|---|---|
| URO | urology; uroporphyrin; uroporphyrinogen; utilization review organization |
| WHO | World Health Organization; wrist-hand orthosis |
| WONCA | World Organization of Family Doctors |
| CDC | 1) Cheno-Deoxy-Cholic acid = CDCA 2) Center fo... |