Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Interesting and informative, a must for all parents.

A great book, deffinitly shows the other side of vaccinations.Includes information on vaccine ingredients, studies relating to vaccination from medical journals, and personal stories.Chapters include:"History of Vaccines""The Immune System""Federal Admission of Vaccine Risks""Who Pays for Compensation?""How Are Vaccines Made?"You owe it to your children, your granchildren, and yourself to read this book.Prepare to be shocked...