Albert Sabin developed a oral version of the polio vaccine that was delivered with sugar cubes. In a letter to the editor in Tuesday editions, the editor incorrectly said that version to Jonas Salk.
Newspaper corrections for the 26th of April 2021

Albert Sabin developed a oral version of the polio vaccine that was delivered with sugar cubes. In a letter to the editor in Tuesday editions, the editor incorrectly said that version to Jonas Salk.