The information regarding the 670 chemicals composing toxaphene was found in multiple sources but the most reliable one was the ATSDR toxilogical profile for toxaphene The link to this source is and can be found in the External links section It is the full report from which the 3rd citation Toxaphene ToxFAQs pulls all its information and summarizes do you think I should provide this detailed pdf with its own reference or leave it in the external links section