Thanks Bobbywhy. Your answer is far more interesting than I had figured on. What prompted my question was this quote from the book "QFT III: Gauge Theory" by Eberhard Zeidler, page 950.
 Quote by Eberhard Zeidler
fermions of the same type (e.g., the electrons in a neutron star) are governed by the Fermi-Dirac statistics
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If it were me, I would have said electrons in an atom.