Name	Info	Provider	Link
Full text from AIR - Univ. Milan	free resource	Archivio Istituzionale della Ricerca Unimi	https://air.unimi.it/handle/2434/678828
	subscription/membership/fee required	HighWire	https://gut.bmj.com/lookup/pmidlookup?view=long&pmid=31375601
GERD	free resource	MedlinePlus Health Information	https://medlineplus.gov/gerd.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=31375601.ui