Comparison of blood samples values by direct venipuncture and central venous catheters with 5 or 10 ml wasted blood.
J Clin Nurs. 2012 Jan;21(1-2):281-4
Authors: Cicolini G, Simonetti V, Di Nicola M, Palma E
PMID: 22150860 [PubMed - indexed for MEDLINE]