Web resource for physicians and other health professionals.

An online clinical medical knowledge base.

Online version of The Merck Manual of Diagnosis and Therapy.

EU pharmaceutical regulatory resource for drug manufacturers documents, and guidance for newly licensed formulations for human and veterinary use.

An agency of the United States Department of Health and Human Services.

An EU agency with aim to strengthen Europe's defences against infectious diseases.

US Food and Drug Administration.

EFSA is the EU risk assessment body for food and feed safety. It provides independent scientific advice to risk managers.

The body of New Zealand Dermatological Society. Designed as a resource for patients, general practitioners and dermatologists.

A large selection of high quality dermatological images that are accessed via an alphabetical index.