http://apps.who.int/medicinedocs/en/d/Js2287s/
http://apps.who.int/medicinedocs/en/d/Js2285e/
http://apps.who.int/medicinedocs/en/d/Js2286f/

This report sets out to provide data and information that can be used to help procurement agencies make informed decisions on the source of drugs and serve as thebasis for negotiating affordable prices. Publication from May, 2002, 41 pages; document in pdf and html formats.