SILVA, Rui  and  PINTO, Nuno Teles. Proton pumps inhibitors in gastroesophageal reflux disease: what is the best regimen? An evidence-based review. Rev Port Med Geral Fam [online]. 2021, vol.37, n.3, pp.223-229.  Epub June 30, 2021. ISSN 2182-5173.