7Methemy N A,Titler M G.Assessing placement of feeding tubes.American Journal of Nursing,2001,101(5):36.
8American Association of Critical Care Nurses.Practice Alert:Verification of Feeding Tube placementonline.Http:www.aacn.org/WD/Practice/Docs/Practice Aleres/Verification of Feeding Tube Placement 05-2005pdf.
9National Patient Safety Agency,2011.Reducing the harm caused by misplaced nasogastric feeding tubes in adults,children and infants.http://www.nrls.npsa.Nhs.Uk/aleres/entryid 45=129640.
10Kayo R,Kajica I,Cho S. A study on insertion of a nasogastric tube in intubated patients[J].{H}Masui Japanese Journal of Anesthesiology,2005,(09):1034-1036.
