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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- HAMNER K. C. Photoperiodism and circadian rhythms. Cold Spring Harb Symp Quant Biol. 1960;25:269–277. doi: 10.1101/sqb.1960.025.01.029. [DOI] [PubMed] [Google Scholar]