Table 1.

Keywords Used for Searching Data Sources.

Treatment terms	“Proton pump inhibitors” OR “Pantoprazole” OR “Lansoprazole” OR “Rabeprazole” OR “Omeprazole” OR “Dexlansoprazole” OR “Esomeprazole”
Population terms	“Paediatric population” OR “Children” OR “Child” OR “Kids”
Others	“Adverse effects” OR “Side effects” OR “Safety” OR “Complications”