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. 2014 Apr 28;3:209. doi: 10.1186/2193-1801-3-209

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© Grases et al.; licensee Springer. 2014

This article is published under license to BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited.

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Scatter graphs showing the correlation of pH measurements between pH meter and the dipstick (3a) and the new device (3b) in fresh urine. The regression line is illustrated by a solid line, while the unity line is shown in dotted.