2Moretton TR, Brown CE, Legam JJ, et al. Tissue reactionsafter subcutaneous and intransseous implantations of mineral trioxide aggregate and ethoxy benzoic cement. J Bi-omedMaterRes, 2000, 52: 528-533.
3Torabinejad M, Hong CU, Lee SJ, et al. Investingationofmineral trioxide aggregatefor root-endfilingin dog. JEndod, 1995, 21 ( 12 ) : 603-608.
3Hatter C,Ostendof T,Bach A,et al.Peripherally inserted central venous catheters for autologous blood progenitor cell transplantation in patients with haematological malignancies.Support Care Cancer,2003,11(12):790-794.
4De Chicco R,Seidner DL,Brun C,et al.Tip position of longterm central venous access devices used for parenteral nutrition.JPEN,2007,31(2):3821.
5Schweickert W D,Herlitz J,Pohlman A S.A randomized,controlled trial evaluating postinsertion neck ultrasound in peripherally inserted central catheter procedures.Crit Care Med,2009,37(4):1217-1221.
6Anonymous.Tip of peripherally inserted central catheters:A position statement of the national association of vascular access networks.J Vasc Access Devices Summer,1998,3(5):8-10.
7Hoffer E K,Borsa J,Santulli P,et al.Prospective randomized comparison of valved versus nonvalved peripherally inserted central vein catheters.AJR,1999,173:1393-1398.
8Keckler SJ,Spilde TL,Ho B,et al.Chest radiograph after central line placement under fluoroscopy:utility or futility.J Pediatr Surg,2008,43(5):854-856.
