You will need an activation code to activate a book on Expert Consult.
If you've purchased a printed book, you can find your activation code on the inside front cover of your book.
If you have purchased an eBook, follow the "Instructions for Online Access" link, which is the first entry in your eBook Table of Contents, to get your personal activation code.
If you have requested a Free Trial, a reply was sent to the email address you used to request the free trial. The instructions and activation code are within that email.
Scratch off the sticker to reveal your activation code and follow the directions for registration. Your activation code will enable you to gain access to the online version of the book on Expert Consult.
You can purchase a book at http://us.elsevierhealth.com, or at your professional bookstore.