* [http://www.quackwatch.org/01QuackeryRelatedTopics/chelation.html Saul Green: Chelation Therapy: Unproven Claims and Unsound Theories] www.quackwatch.org 24.07.2007 (anglais) | * [http://www.quackwatch.org/01QuackeryRelatedTopics/chelation.html Saul Green: Chelation Therapy: Unproven Claims and Unsound Theories] www.quackwatch.org 24.07.2007 (anglais) |