1. Frellick M Top-Selling, Top-Prescribed Drugs for 2016 https://www.medscape.com/viewarticle/886404
2. Information Services Scotland Prescribing & Medicines: Prescription Cost Analysis 2012 http://www.isdscotland.org/Health-Topics/Prescribing-and-Medicines/Community-Dispensing/Prescription-Cost-Analysis/
3. A proton-pump inhibitor expedition: the case histories of omeprazole and esomeprazole;Olbe;Nat Rev Drug Discov,2003
4. Structure-activity relationships of omeprazole analogues and their mechanism of action;Lindberg;TIPS,1987
5. Determination of omeprazole and metabolites in plasma and urine by liquid chromatography;Lagerstrom;J Chromatogr B Biomed Sci Appl,1984