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. 2020 Mar 20;24(11):3899–3909. doi: 10.1007/s00784-020-03257-w

Fig. 4.

Fig. 4

EDX mapping for copper in both zinc oxide phosphate cements. a ZOP: no accumulation of copper is detectable; radiation is unspecific and heterogeneously distributed. b Co-ZOP: small areas with enhanced copper radiation are detectable; these areas are associated with cement particles