Full text
PDF



Images in this article
Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- Czeisler C. A., Richardson G. S., Zimmerman J. C., Moore-Ede M. C., Weitzman E. D. Entrainment of human circadian rhythms by light-dark cycles: a reassessment. Photochem Photobiol. 1981 Aug;34(2):239–247. [PubMed] [Google Scholar]
- Czeisler C. A., Weitzman E. d., Moore-Ede M. C., Zimmerman J. C., Knauer R. S. Human sleep: its duration and organization depend on its circadian phase. Science. 1980 Dec 12;210(4475):1264–1267. doi: 10.1126/science.7434029. [DOI] [PubMed] [Google Scholar]









