??Urine - Aseptically collect the first urine of the day (mid-stream), voided directly into a sterile container. Centrifugeto remove particulate matter, assay immediately or aliquot and store at ≤-20oC. Avoid repeated freeze-thawcycles.

??尿液：請收集清晨第一次尿液（中段尿），或24 小時尿液，2000×g 離心15 分鐘后收集上清，并將標本保存于-20oC，且應避免反復凍融。