Uses rhyme to explain the need for vaccinations and to describe how they work.
- ISBN10 1417748974
- ISBN13 9781417748976
- Publish Date 1 January 1998
- Publish Status Out of Print
- Out of Print 7 April 2021
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Language English