Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0899-7071(15)00145-X
Surgery	free resource	MedlinePlus Health Information	https://medlineplus.gov/surgery.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/26104225/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/26104225
	free resource	scite Smart Citations	https://scite.ai/reports/26104225