TY - BOOK AU - Bettany-Saltikov,Josette TI - How to do a systematic literature review in nursing : : a step-by-step guide / SN - 9780335242276 U1 - 610.73072 21 PY - 2012/// CY - Maidenhead : PB - Open University Press, KW - Nursing KW - Research KW - Methodology N1 - Includes bibliographical references and index ER -