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. 2021 Oct 21;9(11):274. doi: 10.3390/toxics9110274

Figure 1.

Figure 1

Map showing the sampling sites in the ophthalmological hospital: hall (2 doors, south orientation, 389.78 m3), waiting room (glazed wall and closed windows, south orientation, 281.46 m3), and doctor’s consultation (two doors, north orientation, 37.89 m3).