Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SANTORI FS.,prophylaxis against deep vein thrombosis in total hip replacement. Comparison of heparin and foot impulse pump,J bone Joint Surg Br,,,1995,77,2,334,https://cir.nii.ac.jp/crid/1570291225936059520,