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• A classical test theory evaluation of the Sleep Condition Indicator accounting for the ordinal nature of item response data

  Hellström, A. (Creator), Hagell, P. (Creator), Broström, A. (Creator), Ulander, M. (Creator), Luik, A. I. (Creator), Espie, C. A. (Creator) & Årestedt, K. (Creator), figshare, 2019-Mar-14

  DOI: 10.1371/journal.pone.0213533.s001

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