* 25% off Holiday Sale: offer valid 11/26/15-1/04/2016. Only valid for purchases by individual U.S., Mexico, Central & South America and Caribbean customers at www.us.elsevierhealth.com. Current prices and offers subject to change without notice. Offers are not valid on Institutional Video Series, HESI Products, Kindle or Nook e-books, mobile apps, medical clothing or accessories or previous purchases. Offers cannot be combined with each other. Enter promotional code BBV2E16515 at checkout to receive your discount. This offer expires on January 4, 2016.