Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0260-6917(15)00260-9
	subscription/membership/fee required	ClinicalKey Nursing	https://www.clinicalkey.com/nursing/content/playBy/pii?v=S0260-6917(15)00260-9