Wellhagen, G. J., Karlsson, M. O., Kjellsson, M. C., Garmann, D., Bröker, A., Zhang, Y., . . . Yassen, A. Item response theory analysis of daytime sleepiness as a symptom of obstructive sleep apnea. Wiley.
Chicago Style (17th ed.) CitationWellhagen, Gustaf J., Mats O. Karlsson, Maria C. Kjellsson, Dirk Garmann, Astrid Bröker, Yang Zhang, Mika Nokela, Gerrit Weimann, and Ashraf Yassen. Item Response Theory Analysis of Daytime Sleepiness as a Symptom of Obstructive Sleep Apnea. Wiley.
MLA (9th ed.) CitationWellhagen, Gustaf J., et al. Item Response Theory Analysis of Daytime Sleepiness as a Symptom of Obstructive Sleep Apnea. Wiley.
Warning: These citations may not always be 100% accurate.