Medical News
https://www.medicalnewstoday.com/articles/321996#what-is-bleeding-into-the-skin
Diakses 17 Juni 2020Cleveland Clinic
https://my.clevelandclinic.org/health/diseases/12101-vasculitis
Diakses 17 Juni 2020UPMC
https://share.upmc.com/2017/08/vascular-surgery-clogged-blood-vessels/
Diakses 17 Juni 2020Mayo Clinic
https://www.mayoclinic.org/diseases-conditions/high-blood-pressure/in-depth/high-blood-pressure/art-20045868
Diakses 17 Juni 2020All in a Health
https://www.allinahealth.org/health-conditions-and-treatments/vascular-services/vascular-
Diakses 17 Juni 2020Mayo Clinic. https://www.mayoclinic.org/diseases-conditions/subconjunctival-hemorrhage/symptoms-causes/syc-20353826
Diakses pada 22 September 2020Healthline. https://www.healthline.com/health/bleeding-into-the-skin
Diakses pada 22 September 2020Web MD. https://www.webmd.com/brain/brain-hemorrhage-bleeding-causes-symptoms-treatments
Diakses pada 22 September 2020