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. 2016 Jul 22;16(Suppl 1):14. doi: 10.1186/s12898-016-0063-2

Fig. 4.

Fig. 4

Comparison between untrained participant water survey scores and those of a member of the OPAL water team on the same sample. Dotted line is 1:1; the open square represents the sample undertaken by the member of the OPAL team. The solid line is the regression between the two sets of scores