title: Results of external quality assessment of analysis of urinary calculi by various methods.
authors: Carl-Thiem-Clinicum Cottbus, Institute of Clinical Chemistry and Laboratory Diagnostics, Germany.
authors: G
authors: G
authors: Rebentisch
mesh_terms: D002624:Chemistry, Clinical / Q000379:methods / Q000592:standards* / Q000706:statistics & numerical data; D006801:Humans; D007753:Laboratories / Q000592:standards; D011786:Quality Control; D014545:Urinary Calculi / Q000737:chemistry*