title: Correct Blood Sampling for Blood Gas Analysis.
authors.affiliation: Biochemist, Department of Cardiology, King George's Medical University , U.P., Lucknow, Uttar Pradesh, India .
authors.forename: Prabhat Kumar
authors.initials: PK
authors.lastname: Nigam
keywords: Arterial blood; Dead space; Final heparin concentration; Heparinised blood