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. 2022 May 6;17(5):e0268252. doi: 10.1371/journal.pone.0268252

Fig 11. Plot of PCA2 (only spring water samples) according to sampling period.

Fig 11

Acronyms were used for permanganate oxidation (Oss), NO3- (NO3), Cl-(Cl), F- (F), and SO42- (SO4).