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. 2022 Apr 13;13:864209. doi: 10.3389/fmicb.2022.864209

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Copyright © 2022 Chang, Chen, Tsai, Ko, Scaria and Wang.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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The percentage of positive E. coli in different public restrooms. X-axis: different public restroom, the numbers in parentheses means the sampling numbers. Y-axis: the percentage of positive E. coli.