FAQ: Testing / United States Anti-Doping Agency (USADA)
Testing is an important part of any effective anti-doping program, and the area that most often comes to mind when thinking about anti-doping. From test planning and collection of a urine or blood sample, through the results managements process, USADA provides a thorough program, with policies and procedures in accordance with the World Anti-Doping Code, the WADA International Standards, the United States Olympic Committee Anti-Doping Rules, and the USADA Protocol for Olympic and Paralympic Movement Testing.
http://www.usada.org/testing/