title: Biological variation: a still evolving facet of laboratory medicine.
authors.affiliation: Clinical Institute of Chemistry, University Hospital Center Sestre Milosrdnice, Zagreb, Croatia.
authors.forename: Ana-Maria
authors.initials: AM
authors.lastname: Simundic
authors.affiliation: Blood Sciences, Ninewells Hospital and Medical School, Dundee, Scotland.
authors.forename: William A
authors.initials: WA
authors.lastname: Bartlett
authors.affiliation: Centre for Research into Cancer Prevention and Screening, University of Dundee, Ninewells Hospital and Medical School, Dundee, Scotland callum.fraser@nhs.net.
authors.forename: Callum G
authors.initials: CG
authors.lastname: Fraser
mesh_terms: D035843:Biomedical Research / Q000592:standards; D002624:Chemistry, Clinical / Q000379:methods* / Q000639:trends; D019411:Clinical Laboratory Techniques; D016001:Confidence Intervals; D016208:Databases, Factual; D003951:Diagnostic Errors / Q000517:prevention & control*; D005060:Europe; D017408:Guidelines as Topic; D006801:Humans; D013677:Medical Laboratory Science / Q000379:methods* / Q000639:trends; D008954:Models, Biological; D011643:Publishing / Q000592:standards; D015203:Reproducibility of Results; D012958:Societies, Scientific