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. 2023 Jan 18;20(3):1747. doi: 10.3390/ijerph20031747

Figure 2.

Figure 2

Quality assessment by the Newcastle Ottawa Scale [10,13,16,18,20,21,24,25,26,27,29,31,34,36,37,38,40,41,42,44,45,46,49,50,51].