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Fig. 2.

Images of urine sediments (with arrow) for the external quality assessment. (A) CUI-17-01 uric acid crystal (original magnification ×400). (B) CUI-17-02 fat globule (original magnification ×100). (C) Polarized microscopic images of panel B. (D) CUI-17-03 cystine crystal (original magnification ×400). (E) CUI-17-04 cellular cast (original magnification ×400).

J Lab Med Qual Assur 2018;40:128~135 https://doi.org/10.15263/jlmqa.2018.40.3.128
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