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. 2011 Jun 1;8(6):1914–1922. doi: 10.3390/ijerph8061914

Figure 1.

Figure 1.

Annual percentage (%) detection of viruses in forty-eight (48) analyzed sewage samples from the inlet of the wastewater treatment plant. AdV: adenoviruses, PyV: polyomaviruses, NoV GII: noroviruses, HAV: hepatitis A virus.