Medical Information Centers and Resources CENTERS FOR DISEASE CONTROL AND PREVENTION - CDC ELECTRONIC TEXTBOOK OF DERMATOLOGY - Internet Dermatology Association eMEDICINE MEDICAL INFORMATION CENTER HEALTH AND DISEASE INFORMATION A TO Z TOPICS- Pennsylvania State University HEALTH AND MEDICAL INFORMATION - Med Net HEALTH TOPICS ON FAMILY DOCTOR.ORG MEDSCAPE MEDHUNT - Health on the Web MERCK'S MANUAL OF DIAGNOSIS AND THERAPY MEDICAL TEXTBOOKS ONLINE NATIONAL CENTER FOR HEALTH STATISTICS, Publications and Information Products - US Dept. of Health and Human Services MARTINDALE'S HEALTH SCIENCE GUIDE NATIONAL LIBRARY OF MEDICINE NATIONAL CENTER FOR HEALTH STATISTICS - CDC The NATIONAL ACADEMIES NURSING CENTER - Springnet OFFICE OF THE SURGEON GENERAL SELECTED ONLINE RESOURCES ABOUT ASTHMA - National Library of Medicine TECHNICAL ALLIED HEALTH - MERLOT VIRTUAL HOSPITAL WORLD HEALTH ORGANIZATION