Sigurjónsdóttir, S. J., & Reykjavík, H. í. (2018). Psychometric evaluation of the Icelandic version of the Insomnia Severity Index (ISI) and the Chalder Fatigue Questionnaire (CFQ).
Chicago Style (17th ed.) CitationSigurjónsdóttir, Sigríður Jóna, and Háskólinn í Reykjavík. Psychometric Evaluation of the Icelandic Version of the Insomnia Severity Index (ISI) and the Chalder Fatigue Questionnaire (CFQ). 2018.
MLA (9th ed.) CitationSigurjónsdóttir, Sigríður Jóna, and Háskólinn í Reykjavík. Psychometric Evaluation of the Icelandic Version of the Insomnia Severity Index (ISI) and the Chalder Fatigue Questionnaire (CFQ). 2018.
Warning: These citations may not always be 100% accurate.