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Fig. 4.
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Comparison between the WISSH mean SED derived in this work (black line), the overall mean SED for type 1 QSOs by K13 (light blue line), and the high-luminosity SED also by K13 (dotted red line). SEDs are normalized at 1.3 μm (dotted vertical line). The inset shows an image of the SEDs zoomed-in on the 0.7 < λ/μm < 6 range.
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