Note 4
From "Agents & Factors Responsible For AIDS" by M A Al-Bayati

Al-Bayati, MA. Keep The Dentist Working: HIV Does Not Cause AIDS. The British Medical Journal, March 15, 2002 [http://www.bmj.com/rapid-response/2011/10/28/keep-dentist-working-hiv-does-not-cause-aids]