title: Minimum citrate tube fill volume for routine  coagulation testing.
authors.forename: L
authors.initials: L
authors.lastname: Pretorius
authors.forename: W J
authors.initials: WJ
authors.lastname: Janse van Rensburg
authors.forename: C
authors.initials: C
authors.lastname: Conradie
authors.forename: M J
authors.initials: MJ
authors.lastname: Coetzee
mesh_terms: D001780:Blood Coagulation Tests / Q000295:instrumentation* / Q000379:methods*; D001800:Blood Specimen Collection / Q000379:methods*; D006801:Humans