Dr. Vaccine and the Immunization Team (Paperback) (ISBN-13: 9781638851509)

To ward off the invasion and protect Healthytown from the fate of other towns, the call goes out to Dr. Ima Vaccine to come up with a plan to save the town. With the help of the immunization teams, the plan is carried out to stop the invasion. Read what happens, and find out if something can also be learned about how people's own bodies respond to similar situations.