Articles relevant to patient safety are not solely indexed to a single term, so a strategy is needed to find articles. The attached link enacts a strategy from: Tanon, A. A., Champagne, F., Contandriopoulos, A., Pomey, M., Vadeboncoeur, A., Nguyen, H., et al. (2010). Patient safety and systematic reviews: finding papers indexed in MEDLINE, EMBASE and CINAHL. Quality & safety in health care.