Tørholm, C Thromboprophylaxis by low-molecular-weight heparin in elective hip surgery. A placebo controlled study. [electronic resource] - The Journal of bone and joint surgery. British volume May 1991 - 434-8 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0301-620X Standard No.: 10.1302/0301-620X.73B3.1670445 doi Subjects--Topical Terms: AdultAgedAged, 80 and overBlood Loss, SurgicalDalteparin--administration & dosageDouble-Blind MethodFemaleFibrinogenHip Prosthesis--adverse effectsHumansInjections, SubcutaneousIodine RadioisotopesMaleMiddle AgedPhlebographyPostoperative PeriodPreoperative CareProspective StudiesRisk FactorsThrombophlebitis--diagnosisTime Factors