title: Response to Heijboer et al. Ann Clin Biochem 2009;46(3):263-4.
authors.forename: Derek
authors.initials: D
authors.lastname: McKillop
authors.forename: David
authors.initials: D
authors.lastname: Thompson
authors.forename: Peter
authors.initials: P
authors.lastname: Sharpe
mesh_terms: D005260:Female; D006801:Humans; D007118:Immunoassay / Q000379:methods / Q000592:standards; D013960:Thyroid Function Tests / Q000379:methods / Q000592:standards; D013974:Thyroxine / Q000032:analysis*
chemical_list: D013974:Thyroxine