The case of Representative George V. Hansen involved accusations of diesel therapy, as did the case of Susan McDougal, who served time for what American political episode of the 1990's?
Diesel therapy:  The case of former U.S. Representative George V. Hansen involved accusations of diesel therapy, as did the case of Susan McDougal, one of the few people who served prison time as a result of the Whitewater controversy.
i don't know