http://www.who.int/classifications/atcddd/en/index.html
It presents briefly the Anatomical Therapeutic Chemical Classification System with Defined Daily Doses (ATC/DDD), including its purpose, structure, administrative status, references, languages, relationship with other classifications and terminologies and contact.
Originator(s): World Health Organization - WHO
Resource added in:
20/03/2009
Available languages:
English
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