Amerikan Aile Hekimleri Akademisi:https://familydoctor.org/familydoctor/en/diseases-conditions/paternity-tests.html
Amerikan Barolar Birliği:https://www.americanbar.org/groups/family_law/resources/divorce/paternity-testing/
Amerikan Adalet Derneği:https://www.americanjustice.org/resources/paternity-testing/
Ulusal Eyalet Yasama Meclisleri Konferansı:http://www.ncsl.org/?tabid=19081&nid=1201