This book is part of a book series called Diseases And Disorders .

This book has been graded for interest at 12-17 years.

There are 104 pages in this book. This book was published 2008 by Cengage Gale .

Hal Marcovitz is a journalist who lives in Pennsylvania. He is the author of the novel Painting the White House as well as more than 60 nonfiction books for young readers. His other titles in Chelsea House's Who Wrote That? series include biographies of Will Hobbs, R. L. Stine, and Bruce Coville.