Explore the exciting history of medicine from trepanning, germ theory, antibiotics and vaccines, to organ transplants and 3-D printing! Readers will learn about the amazing scientists, inventors, and innovators throughout history whose work shaped medical advancement.Table of contents, diagram, fun facts, a glossary, and an index are included. Aligned to Common Core Standards and correlated to state standards. Checkerboard Library is an imprint of Abdo Publishing, a division of ABDO.