Name	Info	Provider	Link
Male Infertility	free resource	MedlinePlus Health Information	https://medlineplus.gov/maleinfertility.html
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:23446211
	free resource	Palacky University Olomouc	http://biomed.papers.upol.cz/doi/10.5507/bp.2013.007.html