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Fig. 6.

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Normalized histograms (unit area) of the metallicity estimation of the SMC (blue, 52 stars) and LMC (black, 1206 stars) short-period Cepheids from the relations established in Sect. 4.2. The mean metallicity of these distributions and the standard deviation around the mean are indicated in the legend. (a) Without cuts. (b) Cut applied: A1 > 0.20 mag.

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