Name	Info	Provider	Link
Breathing Problems	free resource	MedlinePlus Health Information	https://medlineplus.gov/breathingproblems.html
	subscription/membership/fee required	Springer	http://dx.doi.org/10.1007/s00059-003-2415-x
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:12928736