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letter
. 2020 Jul 1;106(2):397–398. doi: 10.1016/j.jhin.2020.06.033

Figure 1.

Figure 1

Protective barrier box. The box is 900 mm (width) × 2000 mm (height) × 900 mm (depth) in size, and is constructed using a steel frame and soft plastic. On one wall of the box, two arm holes allow access for sampling.