1. Der Vena Cava-Katheter
2. Complications of percutaneous catherization of the subclavian vein in 129 cases;Christensen;Acta chir. scand.,1967
3. Radiographic confirmation of site of central venous pressure catheters;Deitel;Canad. J. Surg.,1971
4. Perkutan infraclaviculaer subclaviapunktur;Eriksen;Nard. Med.,1971
5. Supraclavicular catheterization of the superior vena cava;Haapaniemi;Acta anaesth. scand.,1974