This manual is a tool-book not a rule-book. Tell us what you have found useful and helpful, what you have found confusing, or what you would have liked to find but could not find in the manual. If you do this we will be able to add to and improve a future edition of the manual. At the end of the manual you will find a feedback form, which you can complete to let us know how you have used it and how you think it could be improved.
Please visit the ISDB web site: www.isdbweb.org for details on where to send feedback.
This manual, together with relevant articles will also be available on the WHO web site at:
WHO address: World Health Organization, Medicines Policy and Standards, Avenue Appia, 1211 Geneva 27, Switzerland.