evangelists for this new pain management revolution was a specialist at sloan kettering named russell portnoy. >> the possibility that a patient becomes like a street addict when given narcotic drugs for pain -- and i'm talking about a patient with no prior history of substance abuse -- is so unlikely that we don't even discuss it. we don't view it as a credible risk. >> as evidence for the safety of opioids, dr. portnoy and others cited a five-sentence letter to the editor published by two boston researchers, her shell gymnastic and jane porter, in 1980. >> the letter was about 100 words to the new england journal of medicine, and essentially it was a study of a small group of patients in a hospital setting, which suggested that if you were given opioids for the treatment of pain, there was a less than 1% chance of addiction. >> but the letter was never intended as a study. it applied only to patients in hospitals. nevertheless, some took the letter and ran with it. >> once that interpretation had been given, it then gets repeated without anybody really going back and looking at the original