Name	Info	Provider	Link
	subscription/membership/fee required	Ingenta plc	https://www.ingentaconnect.com/openurl?genre=article&issn=1021-335X&volume=9&issue=6&spage=1245&aulast=Osugi
Esophageal Cancer	free resource	MedlinePlus Health Information	https://medlineplus.gov/esophagealcancer.html
	subscription/membership/fee required	Spandidos Publications	https://www.spandidos-publications.com/or/9/6/1245