Research
Validation of two age dependent D-dimer cut-off values for exclusion of deep vein thrombosis in suspected elderly patients in primary care: retrospective, cross sectional, diagnostic analysis
BMJ 2012; 344 doi: https://doi.org/10.1136/bmj.e2985 (Published 06 June 2012) Cite this as: BMJ 2012;344:e2985Article usage
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