Sunday, December 11, 2011 - Page updated at 10:28 p.m.

A troubled clinic: source documents

For this three-part series, "Methadone and the politics of pain," Seattle Times reporters gathered thousands of pages of public documents, including state investigative files and court records, as well as dozens of research reports and government studies about methadone and other narcotic prescription drugs. Documents for this story include complaints about a Vancouver pain clinic and state Health Department charges against practitioner Kelly Bell.

To see the entire series, including video and interactive graphics, go to: seattletimes.com/methadone