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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- HEFFERREN J. J. Identification guide for solid dosage forms. J Am Med Assoc. 1959 Jan 31;169(5):479–484. doi: 10.1001/jama.1959.73000220021011. [DOI] [PubMed] [Google Scholar]
