Optimal search strategies for retrieving scientifically strong studies of diagnosis from Medline: analytical survey

BMJ (2004) - Comments
pubmed: 15073027 doi: 10.1136/bmj.38068.557998.ee issn: 1756-1833 issn: 0959-8138 issn: 1468-5833

R Brian Haynes, Nancy L Wilczynski