The United Nations specialized agency for health. WHO\'s objective is the attainment by all peoples of the highest possible level of health as defined as a state of complete physical, mental, and social well-being and not merely the absence of disease or infirmity.

Physicians dedicated to the health of America. The AMA\'s envisioned future is to be an essential part of the professional life of every physician and an essential force for progress in improving the nation\'s health.

Virtual Hospital is a digital health sciences library created in 1992 at the University of Iowa to help meet the information needs of health care providers and patients. The goal of the Virtual Hospital digital library is to make the Internet a useful medical reference and health promotion tool for health care providers and patients. The Virtual Hospital digital library contains thousands of textbooks and booklets for health care providers and patients.