NEW YORK, MARCH 30, 2006 — Spanish-speaking physicians, medical students and other healthcare professionals worldwide now have online access to the most widely used resource in clinical medicine and research. That resource is Harrison's Online en Español, developed by McGraw-Hill Professional, a leading global provider of reference works that include materials for the scientific, technical and medical communities.

"For decades, McGraw-Hill has published print and multimedia information resources in numerous languages for our key professional and educational markets worldwide," said Michael Hays, vice president, McGraw-Hill Digital. "So it follows that since McGraw-Hill is focused on extending its global reach with our rich digital content, a state-of-the-art online reference work like Harrison's Online en Español is a natural extension for us."

Updated daily, Harrison's Online en Español combines the speed and functionality of the Internet with the unrivaled authority of Harrison's Principles of Internal Medicine (16th Edition), the world's most trusted internal medicine resource. From the latest research findings to up-to-the-minute advances in diagnostic and treatment methodologies, Harrison's puts the facts medical professionals and students need at their fingertips. The accuracy and authority of Harrison's information is supported by an editorial board composed of world-recognized authorities in the field of internal medicine.

Harrison's Online en Español users, via desktop computer or PDA, have access to these important features:

• Fast access to the entire text and images of Harrison's Principles of Internal Medicine, 16th Edition, including new material not available in any other source.
• Daily updating with recent medical advances, including information from clinical trials, reviews and editorials on hot topics, new trends in therapy, and the latest research.
• Interactive self-assessment, based on more than 800 multiple-choice questions.
• An emergency medicine photo gallery to assist with visual diagnosis.
• Grand Rounds: (audiovisual) lectures by Harrison's expert authors, focused on many new aspects of high-prevalence disorders.
• Direct links to PubMed (U.S. National Library of Medicine) digital archives providing access to evidence-based information.
• Free content downloads to a handheld device.

For more information about Harrison's Online en Español, visit harrisonmedicina.com.

About McGraw-Hill Professional
McGraw-Hill Professional is a leading global provider of general interest, business, multimedia and computer titles and reference works that include materials for the scientific, technical and medical communities. It is a unit of McGraw-Hill Education, a division of The McGraw-Hill Companies, a leading global information services provider meeting worldwide needs in the financial services, education and business information markets through leading brands such as Standard & Poor's, McGraw-Hill Education, BusinessWeek and J.D. Power and Associates. The Corporation has more than 290 offices in 38 countries. Sales in 2005 were $6.0 billion. Additional information is available at www.mheducation.com.

CONTACT:
April Hattori
McGraw-Hill Education
(212) 904-2078
april_hattori@mcgraw-hill.com

Tom Stanton
McGraw-Hill Education
(212) 904-3214
tom_stanton@mcgraw-hill.com