HomeAspirin Prevented Venous Thromboembolism After Arthroplasty – EMJ Aspirin Prevented Venous Thromboembolism After Arthroplasty – EMJCanada Aspirin Prevented Venous Thromboembolism After Arthroplasty EMJ Aspirin matches costlier blood thinners after hip and knee replacement surgery, major trial finds Dalhousie University