6Orr M E. The peripherally insterted central catheter: what are the current indications for its use? [J]. Nutr Clin Pract,2002,17(2):99-104.
7Philpot P,Griffiths V. The peripherally inserted central cath- eter[J]. Nurs Stand,2003,44(7) :39-46.
8Khattak A E,Arnold C,Ngo T,et al. A pilot randomized con- trolled trial of the safety of silver alginate(Algidex)patches in very low birth weight infants with central lines[C]. Pediatric Academic Societies 2007 Annual Meeting. Toronto: PAS, 2007:1-10.