Name	Info	Provider	Link
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0091-6749(19)30018-1
Hay Fever	free resource	MedlinePlus Health Information	https://medlineplus.gov/hayfever.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=30654054.ui
	subscription/membership/fee required	ClinicalKey	https://www.clinicalkey.com/content/playBy/pii?v=S0091-6749(19)30018-1
Full text from	free resource	Research Portal of the University of Turku	https://urn.fi/URN:NBN:fi-fe2021042821915