id	keyword
artofmedicineimsj-18	helicobacter
artofmedicineimsj-18	pylori
artofmedicineimsj-18	gia
artofmedicineimsj-18	saliva
artofmedicineimsj-18	blood
artofmedicineimsj-18	children
artofmedicineimsj-18	infection
artofmedicineimsj-18	medical