@book{55631,
	author = {Stevens, Andrew,},
	title = {The advanced handbook of methods in evidence based healthcare},
	publisher = {SAGE,},
	year = {c2001.},
	address = {Thousand Oaks, Calif. ;},
	url = {https://sk.sagepub.com/reference/the-advanced-handbook-of-methods-in-evidence-based-healthcare}
}