Hopkinsmedicine
https://www.hopkinsmedicine.org/health/wellness-and-prevention/anatomy-of-the-urinary-system
Diakses 14 MeiLivescience
https://www.livescience.com/27012-urinary-system.html
Diakses 14 MeiVisiblebody
https://www.visiblebody.com/learn/urinary/urinary-system-pathologies-common-diseases-and-disorders
Diakses 15 MeiKidney fund
https://www.kidneyfund.org/kidney-disease/chronic-kidney-disease-ckd/#how_is_ckd_treated
Diakses 15 MeiMayoclinic
https://www.mayoclinic.org/diseases-conditions/urinary-incontinence/diagnosis-treatment/drc-20352814
https://www.mayoclinic.org/diseases-conditions/kidney-stones/diagnosis-treatment/drc-20355759
Diakses 15 Mei