Name	Info	Provider	Link
Refractive Errors	free resource	MedlinePlus Health Information	https://medlineplus.gov/refractiveerrors.html
	subscription/membership/fee required	Georg Thieme Verlag Stuttgart, New York	https://www.thieme-connect.com/DOI/DOI?10.1055/s-0042-116388
	free resource	scite Smart Citations	https://scite.ai/reports/27855448