Family Doctor. https://familydoctor.org/condition/gallstones
Diakses pada 4 September 2020Healthline. https://www.healthline.com/health/gallstones
Diakses pada 4 September 2020Mayo Clinic. https://www.mayoclinic.org/diseases-conditions/gallstones
Diakses pada 4 September 2020NHS. https://www.nhs.uk/conditions/gallstones/treatment/
Diakses pada 4 September 2020