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Watson, J. D., & Crick, F. H. C. (1953). Molecular structure of nucleic acids: A structure for deoxyribose nucleic acid. Nature, 171(4356), 737–738.

DOI: 10.1038/171737a0

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Yes — that's the whole idea. Paste a DOI, ISBN, URL, PubMed ID, or paper title and CiteMe returns a verified citation in APA, MLA, Chicago, Harvard, Vancouver, or 40+ other styles. No typing, no manual formatting. Free in all 40+ curated styles, no account needed.
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