| Answer | Crossword Clue |
|---|---|
| SABIN | Discoverer of a polio vaccine |
| SALK | Polio-vaccine discoverer |
| SALK | Polio vaccine discoverer |
| SALK | Jonas who developed a polio vaccine |
| SALK | Discoverer of a new vaccine. |
| SABIN | Developer of polio vaccine |
| SALK | Father of polio vaccine. |
| SALK | Developer of the polio vaccine |
| SALK | Doctor of polio vaccine fame. |
