The Fermi/LAT Collaboration organized a multiwavelength campaign to monitor the radio-loud narrow-line Seyfert 1 quasar PMN J0948+0022, already detected at gamma-rays by LAT (Bright Source List; Bright AGN List; plus a dedicated LAT paper published on ApJ). The observing campaign is now closed. The reference period is 26 March - 5 July 2009
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