The Bad Breath Bible by Dr. Harold Katz.

Free Download: The Bad Breath Bible is a
50-page, full color PDF. You need Adobe
Acrobat to view this booklet:
Download Copy: http://www.therabreath.com/download_bbb.asp

Mailed Copies: Please allow 10-15 days to receive your copy
of the Bad Breath Bible. Be Patient!
It will be delivered by US Mail, and
sometimes that can take a while.

https://www.therabreath.com/badbreat.../bibleform.asp