by Melvin Berger (Author), Marylin Hafner (Illustrator), Marylin Hafner (Illustrator), Melvin Berger (Author), Melvin Berger (Author)
Explains how bacteria and viruses affect the human body and how the body fights them.
Format: Illustrated::Picture Book
Pages: 32
Edition: Illustrated
Publisher: HarperCollins
Published: 10 Sep 2015
ISBN 10: 0062381873
ISBN 13: 9780062381873
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