"A literature review is a text of a scholarly paper, which includes the current knowledge including substantive findings, as well as theoretical and methodological contributions to a particular topic. Literature reviews use secondary sources, and do not report new or original experimental work."
Literature Review and Synthesis: A Guide for Nurses and Other Healthcare Professionals by 
Doing a Literature Review in Nursing, Health and Social Care, 2nd ed. by 
Literature Reviews for Education and Nursing Graduate Students by 
