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Diakses pada 18 September 2019Mayo Clinic. https://www.mayoclinic.org/diseases-conditions/peptic-ulcer/diagnosis-treatment/drc-20354229
Diakses pada 18 September 2019Mayo Clinic. https://www.mayoclinic.org/diseases-conditions/gerd/diagnosis-treatment/drc-20361959
Diakses pada 18 September 2019NHS. https://www.nhs.uk/conditions/stomach-ulcer/treatment/
Diakses pada 18 September 2019WebMD. webmd.com/heartburn-gerd/guide/prescription-treatments
Diakses 18 September 2019Family Doctor. https://familydoctor.org/antacids-and-acid-reducers-otc-relief-for-heartburn-and-acid-reflux/
Diakses pada 6 Oktober 2020