"Most of us go to the dentist to have our teeth cleaned. But you could have a cancer in your mouth and not even know it. Fortunately, your dentist might be able to pick it up."
http://www.thebostonchannel.com/health/2759396/detail.html?treets=bos&tml=bos_health&ts=T&tmi=bos_health_1_12150101132004
http://www.thebostonchannel.com/health/2759396/detail.html?treets=bos&tml=bos_health&ts=T&tmi=bos_health_1_12150101132004