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3. Federal Law No. 86-FZ, “Medicines,” 22 June 1998.
4. Letter from Director of the Federal Health and Social Development Surveillance Service R. U. Khabrief, “Monitoring Excipient Quality,” No. 01I-343 / 05.
5. US Pharmacopeia, 28th rev., NF 23, USP Convention, Rockville, MD (2005).