Mayo Clinic: https://www.mayoclinic.org/diseases-conditions/blood-in-urine/symptoms-causes/syc-20353432
Diakses 23 Oktober 2019Harvard Health: https://www.health.harvard.edu/a_to_z/hematuria-a-to-z
Diakses 23 Oktober 2019WebMD. https://www.webmd.com/digestive-disorders/blood-in-urine-causes#2
Diakses 31 Maret 2020