Fraser, CynthiaMurray, AlisonBurr, Jennifer2014-11-132014-11-132006-08-18Fraser, C, Murray, A & Burr, J 2006, 'Identifying observational studies of surgical interventions in MEDLINE and EMBASE', BMC Medical Research Methodology, vol. 6, 41. https://doi.org/10.1186/1471-2288-6-411471-2288aberdeen_publication: 12447ORCID: /0000-0003-4915-4847/work/76976579http://hdl.handle.net/2164/38789258269engR MedicineRIdentifying observational studies of surgical interventions in MEDLINE and EMBASEJournal article10.1186/1471-2288-6-41http://www.biomedcentral.com/1471-2288/6/41/6